[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"badge-catalog":3,"catalog-fr":644},[4,11,17,23,29,35,42,48,54,61,67,73,79,86,92,98,104,110,116,122,128,134,140,146,152,158,164,170,176,182,188,194,200,206,212,218,224,230,236,242,248,254,260,266,272,278,284,290,296,302,308,314,320,326,332,338,344,350,356,362,368,374,380,386,392,398,404,410,416,422,428,434,440,446,452,458,464,470,476,482,488,494,500,506,512,518,524,530,536,542,548,554,560,566,572,578,584,590,596,602,608,614,620,626,632,638],{"id":5,"label":6,"name":7,"description":8,"rarity":9,"explanation":10},91,"curious_first","First Spark","Complete your very first lesson.","Common","Tap any node on the path, hit START, and get through the lesson. Every expert started exactly here.",{"id":12,"label":13,"name":14,"description":15,"rarity":9,"explanation":16},92,"curious_five","Warming Up","Complete 5 lessons.","Five lessons in and the gears are turning. This is where curiosity becomes a habit.",{"id":18,"label":19,"name":20,"description":21,"rarity":9,"explanation":22},93,"curious_ten","Getting Curious","Complete 10 lessons.","Ten curiosities in. You already know more about how tech works than most people around you.",{"id":24,"label":25,"name":26,"description":27,"rarity":9,"explanation":28},94,"curious_twenty_five","Down the Rabbit Hole","Complete 25 lessons.","Twenty-five lessons. You came for one fact and stayed for the whole rabbit hole.",{"id":30,"label":31,"name":32,"description":33,"rarity":9,"explanation":34},95,"curious_fifty","The Apprentice","Complete 50 lessons.","Fifty lessons. The ideas that sounded like magic are starting to sound like engineering.",{"id":36,"label":37,"name":38,"description":39,"rarity":40,"explanation":41},96,"curious_hundred","Triple Digits","Complete 100 lessons.","Rare","A hundred lessons! Your curiosity just crossed into three-digit territory.",{"id":43,"label":44,"name":45,"description":46,"rarity":40,"explanation":47},97,"curious_one_fifty","Deep Diver","Complete 150 lessons.","150 lessons deep. You're not skimming anymore, you're diving.",{"id":49,"label":50,"name":51,"description":52,"rarity":40,"explanation":53},98,"curious_two_hundred","Tech Explainer","Complete 200 lessons.","Two hundred lessons. You could explain most of these at a dinner table, and people would listen.",{"id":55,"label":56,"name":57,"description":58,"rarity":59,"explanation":60},99,"curious_three_hundred","Walking Wiki","Complete 300 lessons.","Epic","Three hundred lessons. Friends have started asking you things instead of looking them up.",{"id":62,"label":63,"name":64,"description":65,"rarity":59,"explanation":66},100,"curious_four_hundred","Brainiac","Complete 400 lessons.","Four hundred lessons in. More than half the path is behind you, and it shows.",{"id":68,"label":69,"name":70,"description":71,"rarity":59,"explanation":72},101,"curious_five_hundred","Mastermind","Complete 500 lessons.","Five hundred lessons. Only the final stretch of the path stands between you and knowing it all.",{"id":74,"label":75,"name":76,"description":77,"rarity":59,"explanation":78},102,"curious_six_hundred","Almost Omniscient","Complete 600 lessons.","Six hundred lessons. The finish line is in sight, and so is pretty much everything else.",{"id":80,"label":81,"name":82,"description":83,"rarity":84,"explanation":85},103,"curious_every","Know-It-All","Complete every lesson on the path.","Legendary","All 720 lessons. Every curiosity on the path, understood. There is nothing left to explain to you.",{"id":87,"label":88,"name":89,"description":90,"rarity":9,"explanation":91},104,"flawless_first","Clean Sheet","Pass a lesson with no mistakes.","Answer every test question right on the first try. Three stars, zero slips.",{"id":93,"label":94,"name":95,"description":96,"rarity":9,"explanation":97},105,"flawless_ten","Sharp Mind","Pass 10 lessons with no mistakes.","Ten perfect tests. You don't just read the lessons, you remember them.",{"id":99,"label":100,"name":101,"description":102,"rarity":40,"explanation":103},106,"flawless_fifty","Precision Mode","Pass 50 lessons with no mistakes.","Fifty flawless tests. Your accuracy is starting to look like a superpower.",{"id":105,"label":106,"name":107,"description":108,"rarity":59,"explanation":109},107,"flawless_one_fifty","Zero Errors","Pass 150 lessons with no mistakes.","150 lessons without a single slip. Even a compiler would be impressed.",{"id":111,"label":112,"name":113,"description":114,"rarity":84,"explanation":115},108,"flawless_four_hundred","Flawless Logic","Pass 400 lessons with no mistakes.","Four hundred perfect tests. That's not luck anymore, that's mastery.",{"id":117,"label":118,"name":119,"description":120,"rarity":40,"explanation":121},109,"spotless_zone","Spotless Zone","Get 3 stars on every node of a zone.","Nine nodes, nine perfect tests. A whole zone without a single mistake.",{"id":123,"label":124,"name":125,"description":126,"rarity":59,"explanation":127},110,"spotless_ten","Immaculate","Get 3 stars on every node of 10 zones.","Ten zones without a single slip. Perfection is starting to look like your default setting.",{"id":129,"label":130,"name":131,"description":132,"rarity":9,"explanation":133},111,"explorer_first","First Zone","Clear your first zone.","Complete every node in a zone to clear it and open the next one.",{"id":135,"label":136,"name":137,"description":138,"rarity":9,"explanation":139},112,"explorer_three","Trailblazer","Clear 3 zones.","Three zones down. Every one is a whole new world, and you've already seen three.",{"id":141,"label":142,"name":143,"description":144,"rarity":9,"explanation":145},113,"explorer_five","Explorer","Clear 5 zones.","Five zones behind you. The path keeps going, and so do the surprises.",{"id":147,"label":148,"name":149,"description":150,"rarity":9,"explanation":151},114,"explorer_ten","Wayfinder","Clear 10 zones.","Ten zones cleared. You know your way around the path now.",{"id":153,"label":154,"name":155,"description":156,"rarity":40,"explanation":157},115,"explorer_fifteen","Voyager","Clear 15 zones.","Fifteen zones. Like the famous space probe, you just keep going farther.",{"id":159,"label":160,"name":161,"description":162,"rarity":40,"explanation":163},116,"explorer_twenty","Pathfinder","Clear 20 zones.","Twenty zones explored. Every new zone is a fresh set of curiosities to crack.",{"id":165,"label":166,"name":167,"description":168,"rarity":40,"explanation":169},117,"explorer_thirty","Navigator","Clear 30 zones.","Thirty zones cleared. You could draw this path from memory.",{"id":171,"label":172,"name":173,"description":174,"rarity":59,"explanation":175},118,"explorer_forty_five","Globetrotter","Clear 45 zones.","Forty-five zones. You're past the halfway mark and still going strong.",{"id":177,"label":178,"name":179,"description":180,"rarity":59,"explanation":181},119,"explorer_sixty","Frontier Breaker","Clear 60 zones.","Sixty zones. Only the last stretch of the path is left to explore.",{"id":183,"label":184,"name":185,"description":186,"rarity":84,"explanation":187},120,"explorer_every","Master of the Path","Clear every zone.","Every zone, cleared. You walked the whole path from the first spark to the last lesson.",{"id":189,"label":190,"name":191,"description":192,"rarity":9,"explanation":193},121,"milestone_first","First Milestone","Complete your first super node.","The big glowing node in each zone is its headline lesson. Clear one to earn this.",{"id":195,"label":196,"name":197,"description":198,"rarity":9,"explanation":199},122,"milestone_five","Headliner","Complete 5 super nodes.","Every zone has one big headline lesson. You've conquered five of them.",{"id":201,"label":202,"name":203,"description":204,"rarity":40,"explanation":205},123,"milestone_fifteen","Milestone Hunter","Complete 15 super nodes.","Fifteen headline lessons. You go looking for the big ones.",{"id":207,"label":208,"name":209,"description":210,"rarity":40,"explanation":211},124,"milestone_twenty_five","Showstopper","Complete 25 super nodes.","Twenty-five super nodes. The biggest ideas on the path keep falling to you.",{"id":213,"label":214,"name":215,"description":216,"rarity":59,"explanation":217},125,"milestone_forty","Milestone Master","Complete 40 super nodes.","Forty headline lessons. Half of the biggest ideas in the game, conquered.",{"id":219,"label":220,"name":221,"description":222,"rarity":59,"explanation":223},126,"milestone_sixty","Headline Act","Complete 60 super nodes.","Sixty super nodes. The headline lessons have met their match.",{"id":225,"label":226,"name":227,"description":228,"rarity":84,"explanation":229},127,"milestone_every","All the Milestones","Complete every super node.","Every headline lesson on the path. Not one big idea got away.",{"id":231,"label":232,"name":233,"description":234,"rarity":9,"explanation":235},128,"track_math_five","Number Cruncher","Complete 5 lessons in Mind-Bending Math & Games.","Puzzles, paradoxes and games that bend your brain. Five down, and you're hooked.",{"id":237,"label":238,"name":239,"description":240,"rarity":9,"explanation":241},129,"track_energy_five","Heat Seeker","Complete 5 lessons in Energy, Heat & Motion.","Engines, heat and motion. Five lessons in, you see physics everywhere.",{"id":243,"label":244,"name":245,"description":246,"rarity":9,"explanation":247},130,"track_ai_five","Bot Whisperer","Complete 5 lessons in AI & Machine Learning.","Five lessons on how machines learn. The magic is starting to look like math.",{"id":249,"label":250,"name":251,"description":252,"rarity":9,"explanation":253},131,"track_data_five","Odds Maker","Complete 5 lessons in Data & Probability.","Five lessons on data and chance. Coincidences will never look the same.",{"id":255,"label":256,"name":257,"description":258,"rarity":9,"explanation":259},132,"track_security_five","Scam Spotter","Complete 5 lessons in Security & Scams.","Five lessons on security and scams. The next phishing email is in for a surprise.",{"id":261,"label":262,"name":263,"description":264,"rarity":9,"explanation":265},133,"track_internet_five","Netizen","Complete 5 lessons in The Internet & Web.","Five lessons on how the internet really works. The cloud is looking a lot less cloudy.",{"id":267,"label":268,"name":269,"description":270,"rarity":9,"explanation":271},134,"track_space_five","Stargazer","Complete 5 lessons in Space, GPS & Maps.","Five lessons on space, GPS and maps. You'll never look at a map pin the same way.",{"id":273,"label":274,"name":275,"description":276,"rarity":9,"explanation":277},135,"track_history_five","Bug Hunter","Complete 5 lessons in Computing History & Legendary Bugs.","Five lessons from computing history and its legendary bugs. Some mistakes made history.",{"id":279,"label":280,"name":281,"description":282,"rarity":9,"explanation":283},136,"track_sound_five","Signal Seeker","Complete 5 lessons in Sound, Radio & Information.","Five lessons on sound, radio and information. The invisible waves around you are starting to make sense.",{"id":285,"label":286,"name":287,"description":288,"rarity":9,"explanation":289},137,"track_hardware_five","Under the Hood","Complete 5 lessons in Inside the Computer.","Five lessons inside the computer. The box on your desk is starting to make sense.",{"id":291,"label":292,"name":293,"description":294,"rarity":9,"explanation":295},138,"track_crypto_five","Codebreaker","Complete 5 lessons in Codes, Cryptography & Blockchain.","Five lessons on codes and cryptography. Secret messages are starting to look less secret.",{"id":297,"label":298,"name":299,"description":300,"rarity":9,"explanation":301},139,"track_engineering_five","Tinkerer","Complete 5 lessons in Engineering & Machines.","Five lessons on engineering and machines. You've started wondering how everything is built.",{"id":303,"label":304,"name":305,"description":306,"rarity":9,"explanation":307},140,"track_algorithms_five","Pattern Finder","Complete 5 lessons in Algorithms & Emergence.","Five lessons on algorithms and emergence. Simple rules, surprisingly big results.",{"id":309,"label":310,"name":311,"description":312,"rarity":9,"explanation":313},141,"track_pixels_five","Pixel Peeper","Complete 5 lessons in Images, Screens & Games.","Five lessons on images, screens and games. Every screen you look at is full of tricks.",{"id":315,"label":316,"name":317,"description":318,"rarity":9,"explanation":319},142,"track_perception_five","Mind Reader","Complete 5 lessons in Mind & Perception.","Five lessons on the mind and perception. Your own brain is the strangest machine of all.",{"id":321,"label":322,"name":323,"description":324,"rarity":9,"explanation":325},143,"track_quantum_five","Quantum Leap","Complete 5 lessons in Quantum & Relativity.","Five lessons on quantum physics and relativity. Reality just got a lot weirder.",{"id":327,"label":328,"name":329,"description":330,"rarity":9,"explanation":331},144,"track_networks_five","Packet Pusher","Complete 5 lessons in How Data Travels.","Five lessons on how data travels. Your messages take quite the journey.",{"id":333,"label":334,"name":335,"description":336,"rarity":59,"explanation":337},145,"track_math_all","Math Wizard","Complete every lesson in Mind-Bending Math & Games.","Every math and games lesson on the path, mastered. Numbers do what you tell them now.",{"id":339,"label":340,"name":341,"description":342,"rarity":59,"explanation":343},146,"track_energy_all","Prime Mover","Complete every lesson in Energy, Heat & Motion.","Every lesson on energy, heat and motion. You know what really makes things go.",{"id":345,"label":346,"name":347,"description":348,"rarity":59,"explanation":349},147,"track_ai_all","Machine Mind","Complete every lesson in AI & Machine Learning.","Every AI lesson on the path. You understand the machines better than most people who use them.",{"id":351,"label":352,"name":353,"description":354,"rarity":59,"explanation":355},148,"track_data_all","Data Oracle","Complete every lesson in Data & Probability.","Every data and probability lesson, done. You read numbers like other people read headlines.",{"id":357,"label":358,"name":359,"description":360,"rarity":59,"explanation":361},149,"track_security_all","Cyber Guardian","Complete every lesson in Security & Scams.","Every security lesson on the path. Scammers would rather pick someone else.",{"id":363,"label":364,"name":365,"description":366,"rarity":59,"explanation":367},150,"track_internet_all","Web Weaver","Complete every lesson in The Internet & Web.","Every internet and web lesson, mastered. You know what happens after you hit Enter.",{"id":369,"label":370,"name":371,"description":372,"rarity":59,"explanation":373},151,"track_space_all","Mission Control","Complete every lesson in Space, GPS & Maps.","Every lesson on space, GPS and maps. From satellites to street maps, you've got it covered.",{"id":375,"label":376,"name":377,"description":378,"rarity":59,"explanation":379},152,"track_history_all","Retro Legend","Complete every lesson in Computing History & Legendary Bugs.","Every computing history lesson on the path. You know the legends, the crashes and the comebacks.",{"id":381,"label":382,"name":383,"description":384,"rarity":59,"explanation":385},153,"track_sound_all","Frequency Master","Complete every lesson in Sound, Radio & Information.","Every sound and radio lesson, done. You're tuned in to how information travels through the air.",{"id":387,"label":388,"name":389,"description":390,"rarity":59,"explanation":391},154,"track_hardware_all","Silicon Sage","Complete every lesson in Inside the Computer.","Every lesson inside the computer. You know how the machine in your pocket really works.",{"id":393,"label":394,"name":395,"description":396,"rarity":59,"explanation":397},155,"track_crypto_all","Cipher Master","Complete every lesson in Codes, Cryptography & Blockchain.","Every lesson on codes, cryptography and blockchain. You know how secrets are kept, and how they're cracked.",{"id":399,"label":400,"name":401,"description":402,"rarity":59,"explanation":403},156,"track_engineering_all","Master Builder","Complete every lesson in Engineering & Machines.","Every engineering lesson on the path. Bridges, engines and gadgets hold no secrets from you.",{"id":405,"label":406,"name":407,"description":408,"rarity":59,"explanation":409},157,"track_algorithms_all","Algorithm Ace","Complete every lesson in Algorithms & Emergence.","Every algorithm lesson, mastered. You see the hidden rules behind how things organize themselves.",{"id":411,"label":412,"name":413,"description":414,"rarity":59,"explanation":415},158,"track_pixels_all","Pixel Perfect","Complete every lesson in Images, Screens & Games.","Every lesson on images, screens and games. You know exactly how the picture gets on the glass.",{"id":417,"label":418,"name":419,"description":420,"rarity":59,"explanation":421},159,"track_perception_all","Master of Illusions","Complete every lesson in Mind & Perception.","Every mind and perception lesson. You know when your brain is fooling you, and why.",{"id":423,"label":424,"name":425,"description":426,"rarity":59,"explanation":427},160,"track_quantum_all","Spacetime Bender","Complete every lesson in Quantum & Relativity.","Every quantum and relativity lesson, done. Time and space will never feel solid again.",{"id":429,"label":430,"name":431,"description":432,"rarity":59,"explanation":433},161,"track_networks_all","Bandwidth Boss","Complete every lesson in How Data Travels.","Every lesson on how data travels. You could map a message's whole trip around the world.",{"id":435,"label":436,"name":437,"description":438,"rarity":9,"explanation":439},162,"wonder_first","First Wonder","Claim your first Daily Wonder.","Open the Daily Wonder tab and claim today's tech curiosity. A new one waits every day.",{"id":441,"label":442,"name":443,"description":444,"rarity":9,"explanation":445},163,"wonder_three","Wonderstruck","Claim 3 Daily Wonders.","Three tech wonders in your collection. Curiosity looks good on you.",{"id":447,"label":448,"name":449,"description":450,"rarity":9,"explanation":451},164,"wonder_five","Wonder Collector","Claim 5 Daily Wonders.","Five wonders collected. Your cabinet of curiosities is taking shape.",{"id":453,"label":454,"name":455,"description":456,"rarity":40,"explanation":457},165,"wonder_ten","Curator","Claim 10 Daily Wonders.","Ten wonders! You're curating your own museum of tech marvels.",{"id":459,"label":460,"name":461,"description":462,"rarity":40,"explanation":463},166,"wonder_twenty_five","Cabinet of Curiosities","Claim 25 Daily Wonders.","Twenty-five wonders, and every one of them is a story worth telling.",{"id":465,"label":466,"name":467,"description":468,"rarity":40,"explanation":469},167,"wonder_fifty","Wonder Hoarder","Claim 50 Daily Wonders.","Fifty wonders and counting. You never miss a chance to be amazed.",{"id":471,"label":472,"name":473,"description":474,"rarity":59,"explanation":475},168,"wonder_hundred","Museum Keeper","Claim 100 Daily Wonders.","A hundred wonders in your collection. That's a whole museum of tech curiosities.",{"id":477,"label":478,"name":479,"description":480,"rarity":59,"explanation":481},169,"wonder_two_hundred","Wonder Archivist","Claim 200 Daily Wonders.","Two hundred wonders. Your archive of curiosities could fill a library wing.",{"id":483,"label":484,"name":485,"description":486,"rarity":84,"explanation":487},170,"wonder_full_year","A Year of Wonders","Claim 365 Daily Wonders.","365 wonders. A whole year of tech curiosities, collected one day at a time.",{"id":489,"label":490,"name":491,"description":492,"rarity":40,"explanation":493},171,"wonder_perfect_week","Perfect Week","Claim a Daily Wonder every day from Monday to Sunday.","Fill every day of the weekly calendar with a check. Seven days, seven wonders.",{"id":495,"label":496,"name":497,"description":498,"rarity":59,"explanation":499},172,"wonder_month","Wonder Month","Claim a Daily Wonder 30 days in a row.","Thirty days without missing a single wonder. Now that's dedication.",{"id":501,"label":502,"name":503,"description":504,"rarity":9,"explanation":505},173,"habit_three_days","Spark","Reach a 3-day streak.","Learn something three days in a row. That's how every good habit starts.",{"id":507,"label":508,"name":509,"description":510,"rarity":9,"explanation":511},174,"habit_seven_days","On Fire","Reach a 7-day streak.","A full week of curiosity. Keep the flame alive and it only gets easier.",{"id":513,"label":514,"name":515,"description":516,"rarity":9,"explanation":517},175,"habit_two_weeks","Two Weeks Strong","Reach a 14-day streak.","Fourteen days in a row. This isn't a phase anymore, it's a habit.",{"id":519,"label":520,"name":521,"description":522,"rarity":40,"explanation":523},176,"habit_thirty_days","Habit Formed","Reach a 30-day streak.","Thirty days straight. Learning something new is just part of your day now.",{"id":525,"label":526,"name":527,"description":528,"rarity":40,"explanation":529},177,"habit_fifty_days","Half Century","Reach a 50-day streak.","Fifty days without a break. That's more staying power than most New Year's resolutions.",{"id":531,"label":532,"name":533,"description":534,"rarity":59,"explanation":535},178,"habit_hundred_days","Unstoppable","Reach a 100-day streak.","A hundred days in a row. Very few people ever get here.",{"id":537,"label":538,"name":539,"description":540,"rarity":59,"explanation":541},179,"habit_two_hundred_days","Perpetual Motion","Reach a 200-day streak.","Two hundred days without stopping. Physics says perpetual motion is impossible. You're testing that.",{"id":543,"label":544,"name":545,"description":546,"rarity":84,"explanation":547},180,"habit_full_year","Year of Curiosity","Reach a 365-day streak.","A whole year, every single day. That's a full year of curiosity in a row.",{"id":549,"label":550,"name":551,"description":552,"rarity":40,"explanation":553},181,"habit_shield_saved","The Shielded","Have a streak shield save your streak.","Missed a day? A streak shield stepped in and kept your streak alive.",{"id":555,"label":556,"name":557,"description":558,"rarity":9,"explanation":559},182,"knowledge_one_hundred","First Hundred","Earn 100 XP.","Your first hundred XP. Every lesson pays, and the deeper zones pay more.",{"id":561,"label":562,"name":563,"description":564,"rarity":9,"explanation":565},183,"knowledge_five_hundred","Quick Learner","Earn 500 XP.","Every lesson pays XP, and the deeper zones pay more. Five hundred is a strong start.",{"id":567,"label":568,"name":569,"description":570,"rarity":9,"explanation":571},184,"knowledge_one_thousand","Kilobyte","Earn 1,000 XP.","A thousand XP. Call it your first kilobyte of knowledge.",{"id":573,"label":574,"name":575,"description":576,"rarity":40,"explanation":577},185,"knowledge_twenty_five_hundred","Well Read","Earn 2,500 XP.","Two and a half thousand XP. You've read your way deep into the path.",{"id":579,"label":580,"name":581,"description":582,"rarity":40,"explanation":583},186,"knowledge_five_thousand","Overclocked","Earn 5,000 XP.","Five thousand XP. Your brain is running faster than its factory settings.",{"id":585,"label":586,"name":587,"description":588,"rarity":59,"explanation":589},187,"knowledge_ten_thousand","Scholar","Earn 10,000 XP.","Ten thousand XP. That takes most of the path, played well.",{"id":591,"label":592,"name":593,"description":594,"rarity":84,"explanation":595},188,"knowledge_twenty_five_thousand","Living Encyclopedia","Earn 25,000 XP.","Twenty-five thousand XP. More than the whole path pays in one go, so you came back for more.",{"id":597,"label":598,"name":599,"description":600,"rarity":9,"explanation":601},189,"day_three","Hat Trick","Complete 3 new lessons in one day.","Three fresh lessons in a single day. You're on a roll.",{"id":603,"label":604,"name":605,"description":606,"rarity":9,"explanation":607},190,"day_five","Binge Learner","Complete 5 new lessons in one day.","Five new lessons in one day. Better than binge-watching, and you'll remember it.",{"id":609,"label":610,"name":611,"description":612,"rarity":40,"explanation":613},191,"day_ten","Brain Marathon","Complete 10 new lessons in one day.","Ten new lessons in a single day. That's a marathon for the mind.",{"id":615,"label":616,"name":617,"description":618,"rarity":40,"explanation":619},192,"time_night_owl","Night Owl","Complete a lesson between midnight and 5 AM.","Some ideas hit different after midnight. Just don't forget to sleep.",{"id":621,"label":622,"name":623,"description":624,"rarity":40,"explanation":625},193,"time_early_bird","Early Bird","Complete a lesson between 5 AM and 8 AM.","Learning before breakfast. The early bird gets the knowledge.",{"id":627,"label":628,"name":629,"description":630,"rarity":9,"explanation":631},194,"time_weekend","Weekend Warrior","Complete lessons on a Saturday and the Sunday after it.","Curiosity doesn't take weekends off, and neither do you.",{"id":633,"label":634,"name":635,"description":636,"rarity":40,"explanation":637},195,"podium_top_three","On the Podium","Finish in the top 3 of a node's leaderboard.","Pass a lesson with a better result than almost everyone else who has played it.",{"id":639,"label":640,"name":641,"description":642,"rarity":59,"explanation":643},196,"podium_first","Gold Medalist","Finish first on a node's leaderboard.","The best result on a node's leaderboard is yours. Everyone else is chasing you now.",[645,723,796,863,931,1003,1073,1140,1209,1277,1348,1406,1464,1521,1578,1635,1692,1748,1798,1851],{"zone":646,"theme":647,"lessons":652,"topics":714},1,{"key":648,"name":649,"light":650,"dark":651},"origin-core","Origin Core","#4F46E5","#6C63FF",[653,659,666,673,680,686,693,700,707],{"stage":646,"step":646,"id":654,"node":646,"title":655,"subtitle":656,"topic":657,"track":658},"six-degrees","Six degrés","Tu es à environ six personnes de presque n'importe qui","Théorie des graphes","Algorithmes & émergence",{"stage":646,"step":660,"id":661,"node":660,"title":662,"subtitle":663,"topic":664,"track":665},2,"the-birthday-surprise","Surprise d'anniversaire","Avec seulement 23 personnes, un anniversaire commun a plus d'une chance sur deux","Probabilités","Données & probabilités",{"stage":646,"step":667,"id":668,"node":667,"title":669,"subtitle":670,"topic":671,"track":672},3,"broken-qr-codes-still-work","Les codes QR abîmés marchent encore","Arrache un bout d'un code QR : il peut encore être scanné","Théorie des codes","Son, radio & information",{"stage":646,"step":674,"id":675,"node":674,"title":676,"subtitle":677,"topic":678,"track":679},4,"mercators-lie","Le mensonge de Mercator","Le Groenland semble aussi grand que l'Afrique ; l'Afrique est 14 fois plus grande","Projections de cartes","Espace, GPS & cartes",{"stage":646,"step":681,"id":682,"node":681,"title":683,"subtitle":684,"topic":685,"track":679},5,"why-flights-curve","Pourquoi les vols font une courbe","Sur une carte plate, la route la plus courte paraît courbe","Géographie",{"stage":646,"step":687,"id":688,"node":687,"title":689,"subtitle":690,"topic":691,"track":692},6,"why-ai-cant-count-the-rs-in-strawberry","Pourquoi l'IA ne sait pas compter les r de « strawberry »","L'IA lit des morceaux de mots, pas des lettres","Traitement du langage","IA & apprentissage automatique",{"stage":646,"step":694,"id":695,"node":694,"title":696,"subtitle":697,"topic":698,"track":699},7,"journey-of-a-click","Le voyage d'un clic","Touche un lien et ta requête fait le tour de la planète en moins d'une seconde","Internet & Web","Internet & le Web",{"stage":646,"step":701,"id":702,"node":701,"title":703,"subtitle":704,"topic":705,"track":706},8,"the-blind-spot","La tache aveugle","Ta vision a un trou, et ton cerveau peint par-dessus","Perception visuelle","Esprit & perception",{"stage":646,"step":708,"id":709,"node":708,"title":710,"subtitle":711,"topic":712,"track":713},9,"hilberts-hotel","L'hôtel de Hilbert","Un hôtel complet avec une infinité de chambres peut toujours accueillir d'autres clients","Infini","Maths & jeux vertigineux",[715,716,717,718,719,720,721,722],{"track":679,"count":660},{"track":658,"count":646},{"track":665,"count":646},{"track":672,"count":646},{"track":692,"count":646},{"track":699,"count":646},{"track":706,"count":646},{"track":713,"count":646},{"zone":660,"theme":724,"lessons":729,"topics":787},{"key":725,"name":726,"light":727,"dark":728},"firewall-keep","Firewall Keep","#d0451e","#e46a49",[730,735,742,749,756,762,768,774,780],{"stage":660,"step":646,"id":731,"node":732,"title":733,"subtitle":734,"topic":664,"track":665},"the-monty-hall-trap",10,"Le piège de Monty Hall","Changer de porte double tes chances de gagner la voiture",{"stage":660,"step":660,"id":736,"node":737,"title":738,"subtitle":739,"topic":740,"track":741},"0-1-0-2-0-3",11,"0.1 + 0.2 ≠ 0.3","Les ordinateurs ratent de peu de simples additions décimales","Arithmétique machine","Au cœur de l'ordinateur",{"stage":660,"step":667,"id":743,"node":744,"title":745,"subtitle":746,"topic":747,"track":748},"your-photos-know-where-you-live",12,"Tes photos savent où tu habites","Beaucoup de photos prises au téléphone cachent des coordonnées GPS","Vie privée numérique","Sécurité & arnaques",{"stage":660,"step":674,"id":750,"node":751,"title":752,"subtitle":753,"topic":754,"track":755},"movies-dont-move",13,"Les films ne bougent pas","Un film, ce sont des images fixes montrées assez vite pour te tromper","Médias numériques","Images, écrans & jeux",{"stage":660,"step":681,"id":757,"node":758,"title":759,"subtitle":760,"topic":761,"track":748},"the-phishing-hook",14,"L'hameçon du phishing","Le piratage le plus dangereux attaque ton jugement, pas ton ordinateur","Ingénierie sociale",{"stage":660,"step":687,"id":763,"node":764,"title":765,"subtitle":766,"topic":767,"track":713},"your-shuffle-has-never-happened-before",15,"Ton mélange n'a jamais existé","Un jeu bien mélangé est presque à coup sûr une première dans l'histoire","Combinatoire",{"stage":660,"step":694,"id":769,"node":770,"title":771,"subtitle":772,"topic":773,"track":692},"confidently-wrong",16,"Faux avec aplomb","Une IA peut sembler sûre d'elle tout en inventant une réponse","Intelligence artificielle",{"stage":660,"step":701,"id":775,"node":776,"title":777,"subtitle":778,"topic":779,"track":706},"the-dress",17,"La robe","Ton cerveau devine l'éclairage avant de décider quelle couleur il voit","Perception des couleurs",{"stage":660,"step":708,"id":781,"node":782,"title":783,"subtitle":784,"topic":785,"track":786},"gangnam-style-broke-youtubes-counter",18,"Gangnam Style a cassé le compteur de YouTube","Une vidéo a eu plus de vues que le compteur ne pouvait en compter","Histoire du logiciel","Histoire de l'informatique & bugs légendaires",[788,789,790,791,792,793,794,795],{"track":748,"count":660},{"track":665,"count":646},{"track":741,"count":646},{"track":755,"count":646},{"track":713,"count":646},{"track":692,"count":646},{"track":706,"count":646},{"track":786,"count":646},{"zone":667,"theme":797,"lessons":802,"topics":856},{"key":798,"name":799,"light":800,"dark":801},"turbine-ridge","Turbine Ridge","#368724","#40a629",[803,808,814,820,826,832,837,843,849],{"stage":667,"step":646,"id":804,"node":805,"title":806,"subtitle":807,"topic":664,"track":665},"shuffle-isnt-random",19,"L'aléatoire pas si aléatoire","Spotify a rendu sa lecture aléatoire moins aléatoire, car le vrai hasard semblait truqué",{"stage":667,"step":660,"id":809,"node":810,"title":811,"subtitle":812,"topic":813,"track":741},"deleted-isnt-gone",20,"Supprimé, pas disparu","Supprimer un fichier efface en général juste son adresse, pas son contenu","Stockage de données",{"stage":667,"step":667,"id":815,"node":816,"title":817,"subtitle":818,"topic":819,"track":713},"the-rope-around-the-earth",21,"La corde autour de la Terre","Ajoute un mètre à une corde autour de la planète : elle se soulève de 16 cm partout","Géométrie",{"stage":667,"step":674,"id":821,"node":822,"title":823,"subtitle":824,"topic":825,"track":706},"the-invisible-gorilla",22,"Le gorille invisible","La moitié des gens ratent un gorille qui traverse un match de basket","Attention",{"stage":667,"step":681,"id":827,"node":828,"title":829,"subtitle":830,"topic":831,"track":755},"the-wagon-wheel-effect",23,"L'effet stroboscopique","Pourquoi les roues tournent à l'envers dans les vidéos","Vidéo",{"stage":667,"step":687,"id":833,"node":834,"title":835,"subtitle":836,"topic":819,"track":713},"the-missing-square",24,"Le carré manquant","Réarrange les mêmes pièces et un carré surgit de nulle part",{"stage":667,"step":694,"id":838,"node":839,"title":840,"subtitle":841,"topic":842,"track":741},"the-fencepost-puzzle",25,"L'énigme des poteaux de clôture","Une clôture de 10 mètres avec un poteau tous les mètres demande 11 poteaux","Programmation",{"stage":667,"step":701,"id":844,"node":845,"title":846,"subtitle":847,"topic":848,"track":713},"fold-paper-to-the-moon",26,"Plier du papier jusqu'à la Lune","Plie une feuille 42 fois et elle atteindrait la Lune","Croissance exponentielle",{"stage":667,"step":708,"id":850,"node":851,"title":852,"subtitle":853,"topic":854,"track":855},"how-planes-really-fly",27,"Comment les avions volent vraiment","La célèbre explication du « chemin plus long par-dessus » est fausse","Aéronautique","Énergie, chaleur & mouvement",[857,858,859,860,861,862],{"track":713,"count":667},{"track":741,"count":660},{"track":665,"count":646},{"track":706,"count":646},{"track":755,"count":646},{"track":855,"count":646},{"zone":674,"theme":864,"lessons":869,"topics":924},{"key":865,"name":866,"light":867,"dark":868},"cipher-vault","Cipher Vault","#b82a50","#d73e66",[870,876,882,889,895,900,906,913,919],{"stage":674,"step":646,"id":871,"node":872,"title":873,"subtitle":874,"topic":875,"track":699},"the-cookie-jar",28,"La boîte à cookies","Une petite note permet à un site de se souvenir de ton passage","Technologies du Web",{"stage":674,"step":660,"id":877,"node":878,"title":879,"subtitle":880,"topic":881,"track":748},"two-factor-login",29,"La double authentification","Un mot de passe volé ne sert presque à rien sans la deuxième clé","Sécurité des comptes",{"stage":674,"step":667,"id":883,"node":884,"title":885,"subtitle":886,"topic":887,"track":888},"caesars-cipher",30,"Le chiffre de César","Jules César cachait ses messages en décalant chaque lettre de trois rangs","Cryptographie classique","Codes, cryptographie & blockchain",{"stage":674,"step":674,"id":890,"node":891,"title":892,"subtitle":893,"topic":894,"track":888},"counting-letters-breaks-codes",31,"Compter les lettres casse les codes","Un savant du IXe siècle a cassé les chiffres par substitution avec un simple décompte","Cryptanalyse",{"stage":674,"step":681,"id":896,"node":897,"title":898,"subtitle":899,"topic":887,"track":888},"the-unbreakable-cipher-that-broke",32,"Le chiffre incassable qui a cédé","Pendant 300 ans, on a dit le code de Vigenère indéchiffrable",{"stage":674,"step":687,"id":901,"node":902,"title":903,"subtitle":904,"topic":905,"track":888},"the-secret-handshake",33,"La poignée de main secrète","Deux inconnus peuvent convenir d'un secret pendant que tout le monde écoute","Cryptographie",{"stage":674,"step":694,"id":907,"node":908,"title":909,"subtitle":910,"topic":911,"track":912},"the-quantum-tunnel",34,"Le tunnel quantique","Des particules traversent des murs qu'elles ne peuvent pas franchir, et la mémoire de ton téléphone en dépend","Physique quantique","Quantique & relativité",{"stage":674,"step":701,"id":914,"node":915,"title":916,"subtitle":917,"topic":918,"track":855},"why-your-battery-wears-out",35,"Pourquoi ta batterie s'use","Chaleur, charge pleine et batterie à plat : voilà ce qui use le plus vite ton téléphone","Stockage d'énergie",{"stage":674,"step":708,"id":920,"node":921,"title":922,"subtitle":923,"topic":813,"track":741},"why-your-1-tb-drive-shows-931-gb",36,"Pourquoi ton disque de 1 TB affiche 931 GB","Les fabricants de disques et les ordinateurs ne comptent pas les octets de la même façon",[925,926,927,928,929,930],{"track":888,"count":674},{"track":699,"count":646},{"track":748,"count":646},{"track":912,"count":646},{"track":855,"count":646},{"track":741,"count":646},{"zone":681,"theme":932,"lessons":937,"topics":993},{"key":933,"name":934,"light":935,"dark":936},"quantum-foam","Quantum Foam","#7453ec","#8e72f0",[938,945,951,957,964,969,975,981,987],{"stage":681,"step":646,"id":939,"node":940,"title":941,"subtitle":942,"topic":943,"track":944},"the-packet-puzzle",37,"Le puzzle des paquets","Ton message est découpé, puis reconstruit à l'arrivée","Communication de données","Comment voyagent les données",{"stage":681,"step":660,"id":946,"node":947,"title":948,"subtitle":949,"topic":950,"track":755},"rolling-shutter",38,"L'obturateur roulant","Pourquoi ton téléphone change les hélices en bananes","Imagerie numérique",{"stage":681,"step":667,"id":952,"node":953,"title":954,"subtitle":955,"topic":956,"track":658},"guess-my-number-in-7-tries",39,"Devine mon nombre en 7 essais","La recherche dichotomique coupe les possibilités en deux pour trouver ton nombre vite","Algorithmes",{"stage":681,"step":674,"id":958,"node":959,"title":960,"subtitle":961,"topic":962,"track":963},"why-concrete-needs-steel",40,"Pourquoi le béton a besoin d'acier","Le béton résiste quand on le comprime, mal quand on l'étire","Génie civil","Ingénierie & machines",{"stage":681,"step":681,"id":965,"node":966,"title":967,"subtitle":968,"topic":664,"track":665},"spot-the-fake-coin-flips",41,"Démasque les faux lancers de pièce","Ceux qui inventent des lancers n'écrivent presque jamais de longues séries",{"stage":681,"step":687,"id":970,"node":971,"title":972,"subtitle":973,"topic":974,"track":672},"your-cards-last-digit-is-a-lie-detector",42,"Le dernier chiffre de ta carte est un détecteur de mensonges","Le dernier chiffre d'un numéro de carte vérifie tous les autres","Détection d'erreurs",{"stage":681,"step":694,"id":976,"node":977,"title":978,"subtitle":979,"topic":980,"track":786},"the-1890-census-ran-on-punch-cards",43,"Le recensement de 1890 tournait sur cartes perforées","Des trous dans du carton ont compté une nation, et IBM en est issu","Histoire de l'informatique",{"stage":681,"step":701,"id":982,"node":983,"title":984,"subtitle":985,"topic":986,"track":912},"the-double-slit-surprise",44,"La surprise de la double fente","Des particules isolées dessinent un motif que seules des ondes devraient faire","Mécanique quantique",{"stage":681,"step":708,"id":988,"node":989,"title":990,"subtitle":991,"topic":992,"track":692},"judge-by-your-neighbours",45,"Le plus proche voisin","Un nouvel objet peut être classé d'après les exemples qui lui ressemblent le plus","Apprentissage automatique",[994,995,996,997,998,999,1000,1001,1002],{"track":944,"count":646},{"track":755,"count":646},{"track":658,"count":646},{"track":963,"count":646},{"track":665,"count":646},{"track":672,"count":646},{"track":786,"count":646},{"track":912,"count":646},{"track":692,"count":646},{"zone":687,"theme":1004,"lessons":1009,"topics":1063},{"key":1005,"name":1006,"light":1007,"dark":1008},"silicon-dunes","Silicon Dunes","#aa671c","#d27e23",[1010,1016,1022,1027,1033,1039,1045,1051,1057],{"stage":687,"step":646,"id":1011,"node":1012,"title":1013,"subtitle":1014,"topic":1015,"track":706},"phantom-vibrations",46,"Vibrations fantômes","La plupart des utilisateurs de téléphone ont déjà senti une vibration qui n'a jamais existé","Psychologie numérique",{"stage":687,"step":660,"id":1017,"node":1018,"title":1019,"subtitle":1020,"topic":1021,"track":679},"why-we-only-see-one-side-of-the-moon",47,"Pourquoi on ne voit qu'une face de la Lune","La Lune tourne sur elle-même exactement une fois par orbite","Astronomie",{"stage":687,"step":667,"id":1023,"node":1024,"title":1025,"subtitle":1026,"topic":767,"track":713},"the-pigeonhole-trick",48,"L'astuce des tiroirs","Trop de pigeons pour les trous, et un doublon caché est garanti",{"stage":687,"step":674,"id":1028,"node":1029,"title":1030,"subtitle":1031,"topic":1032,"track":699},"incognito-isnt-invisible",49,"Incognito ne veut pas dire invisible","Le mode privé cache ton historique à ton téléphone, pas à Internet","Vie privée en ligne",{"stage":687,"step":681,"id":1034,"node":1035,"title":1036,"subtitle":1037,"topic":1038,"track":748},"the-qr-sticker-scam",50,"L'arnaque à l'autocollant QR","Un faux code collé sur le parcmètre envoie ta carte à un voleur","Sécurité en ligne",{"stage":687,"step":687,"id":1040,"node":1041,"title":1042,"subtitle":1043,"topic":1044,"track":888},"change-one-letter-change-everything",51,"Change une lettre, tout change","Un hachage est une empreinte qui bascule entièrement au moindre changement","Hachage cryptographique",{"stage":687,"step":694,"id":1046,"node":1047,"title":1048,"subtitle":1049,"topic":1050,"track":741},"everything-is-binary",52,"Tout est binaire","Chansons, photos et cette phrase ne sont que de l'allumé et de l'éteint","Binaire",{"stage":687,"step":701,"id":1052,"node":1053,"title":1054,"subtitle":1055,"topic":1056,"track":912},"atoms-are-mostly-empty",53,"Les atomes sont presque vides","Si un atome était un stade, le noyau serait une bille","Physique atomique",{"stage":687,"step":708,"id":1058,"node":1059,"title":1060,"subtitle":1061,"topic":1062,"track":855},"your-fridge-doesnt-make-cold",54,"Ton frigo ne fabrique pas de froid","Il pompe la chaleur hors de la boîte et la rejette dans ta cuisine","Génie thermique",[1064,1065,1066,1067,1068,1069,1070,1071,1072],{"track":706,"count":646},{"track":679,"count":646},{"track":713,"count":646},{"track":699,"count":646},{"track":748,"count":646},{"track":888,"count":646},{"track":741,"count":646},{"track":912,"count":646},{"track":855,"count":646},{"zone":694,"theme":1074,"lessons":1079,"topics":1131},{"key":1075,"name":1076,"light":1077,"dark":1078},"fiber-reef","Fiber Reef","#0b8483","#0ea3a1",[1080,1086,1091,1096,1102,1108,1114,1119,1125],{"stage":694,"step":646,"id":1081,"node":1082,"title":1083,"subtitle":1084,"topic":1085,"track":741},"the-peanut-butter-robot",55,"Le robot au beurre de cacahuète","Programmer, c'est donner des instructions à quelqu'un qui n'a aucun bon sens","Concepts de programmation",{"stage":694,"step":660,"id":1087,"node":1088,"title":1089,"subtitle":1090,"topic":950,"track":755},"why-your-selfie-is-flipped",56,"Pourquoi ton selfie est inversé","Ta caméra frontale montre un miroir, puis enregistre la vérité",{"stage":694,"step":667,"id":1092,"node":1093,"title":1094,"subtitle":1095,"topic":956,"track":658},"sorting-race",57,"Course de tri","La bonne méthode bat un ordinateur plus rapide",{"stage":694,"step":674,"id":1097,"node":1098,"title":1099,"subtitle":1100,"topic":1101,"track":944},"light-that-bends-around-corners",58,"La lumière qui prend les virages","On peut piéger la lumière dans un fil de verre","Fibre optique",{"stage":694,"step":681,"id":1103,"node":1104,"title":1105,"subtitle":1106,"topic":1107,"track":944},"the-undersea-internet",59,"L'internet sous-marin","Presque toutes les données entre continents voyagent par des câbles au fond de l'océan","Infrastructure d'Internet",{"stage":694,"step":687,"id":1109,"node":1110,"title":1111,"subtitle":1112,"topic":1113,"track":963},"crumple-zones",60,"Les zones de déformation","Les voitures protègent leurs passagers en s'écrasant lentement","Sécurité automobile",{"stage":694,"step":694,"id":1115,"node":1116,"title":1117,"subtitle":1118,"topic":664,"track":665},"the-gamblers-fallacy",61,"L'erreur du joueur","Après cinq faces, la pièce n'a toujours pas de mémoire",{"stage":694,"step":701,"id":1120,"node":1121,"title":1122,"subtitle":1123,"topic":1124,"track":672},"barcodes",62,"Les codes-barres","Les rayures noires et blanches ne sont que des nombres déguisés","Codage des données",{"stage":694,"step":708,"id":1126,"node":1127,"title":1128,"subtitle":1129,"topic":1130,"track":786},"the-first-website-is-still-online",63,"Le premier site web est toujours en ligne","Tu peux encore visiter la page que Tim Berners-Lee a publiée en 1991","Histoire du Web",[1132,1133,1134,1135,1136,1137,1138,1139],{"track":944,"count":660},{"track":741,"count":646},{"track":755,"count":646},{"track":658,"count":646},{"track":963,"count":646},{"track":665,"count":646},{"track":672,"count":646},{"track":786,"count":646},{"zone":701,"theme":1141,"lessons":1146,"topics":1199},{"key":1142,"name":1143,"light":1144,"dark":1145},"pixel-drift","Pixel Drift","#e6127f","#f253a4",[1147,1153,1159,1165,1171,1176,1182,1187,1193],{"stage":701,"step":646,"id":1148,"node":1149,"title":1150,"subtitle":1151,"topic":1152,"track":944},"finding-a-route",64,"Trouver son chemin","Les paquets traversent la planète sans que personne ne connaisse toute la carte","Réseaux informatiques",{"stage":701,"step":660,"id":1154,"node":1155,"title":1156,"subtitle":1157,"topic":1158,"track":692},"youve-been-training-ai-for-free",65,"Tu entraînes l'IA gratuitement","Ces feux et passages piétons des CAPTCHA ont appris aux machines à voir","Annotation de données",{"stage":701,"step":667,"id":1160,"node":1161,"title":1162,"subtitle":1163,"topic":1164,"track":706},"faces-everywhere",66,"Des visages partout","Ton cerveau est si réglé sur les visages qu'il en trouve dans les prises et les toasts","Perception des formes",{"stage":701,"step":674,"id":1166,"node":1167,"title":1168,"subtitle":1169,"topic":1170,"track":679},"sixteen-sunrises-a-day",67,"Seize levers de soleil par jour","La station spatiale fait le tour de la Terre toutes les 90 minutes","Vol spatial",{"stage":701,"step":681,"id":1172,"node":1173,"title":1174,"subtitle":1175,"topic":767,"track":713},"the-party-puzzle",68,"L'énigme de la fête","Dans toute fête à six, trois sont tous amis ou tous inconnus",{"stage":701,"step":687,"id":1177,"node":1178,"title":1179,"subtitle":1180,"topic":1181,"track":699},"half-the-internet-is-robots",69,"La moitié d'Internet, ce sont des robots","Près de la moitié du trafic web n'est pas humain","Trafic Internet",{"stage":701,"step":694,"id":1183,"node":1184,"title":1185,"subtitle":1186,"topic":761,"track":748},"would-you-plug-it-in",70,"Tu la brancherais ?","Près de la moitié des clés USB abandonnées ont été branchées",{"stage":701,"step":701,"id":1188,"node":1189,"title":1190,"subtitle":1191,"topic":1192,"track":855},"the-sonic-boom",71,"Le bang supersonique","Dépasse ton propre son et il s'entasse en onde de choc","Acoustique",{"stage":701,"step":708,"id":1194,"node":1195,"title":1196,"subtitle":1197,"topic":1198,"track":755},"the-missing-yellow",72,"Le jaune manquant","Ton écran affiche du jaune sans une seule lumière jaune","Science des couleurs",[1200,1201,1202,1203,1204,1205,1206,1207,1208],{"track":944,"count":646},{"track":692,"count":646},{"track":706,"count":646},{"track":679,"count":646},{"track":713,"count":646},{"track":699,"count":646},{"track":748,"count":646},{"track":855,"count":646},{"track":755,"count":646},{"zone":708,"theme":1210,"lessons":1215,"topics":1268},{"key":1211,"name":1212,"light":1213,"dark":1214},"circuit-grove","Circuit Grove","#208157","#249e69",[1216,1222,1228,1234,1240,1246,1251,1256,1262],{"stage":708,"step":646,"id":1217,"node":1218,"title":1219,"subtitle":1220,"topic":1221,"track":741},"the-desk-and-the-warehouse",73,"Le bureau et l'entrepôt","Les ordinateurs gardent une mémoire minuscule et ultrarapide pour ce dont tu auras besoin ensuite","Architecture des ordinateurs",{"stage":708,"step":660,"id":1223,"node":1224,"title":1225,"subtitle":1226,"topic":1227,"track":944},"the-lost-packet",74,"Le paquet perdu","Les morceaux manquants sont redemandés sans tout recommencer","Réseaux fiables",{"stage":708,"step":667,"id":1229,"node":1230,"title":1231,"subtitle":1232,"topic":1233,"track":755},"why-weather-presenters-never-wear-green",75,"Pourquoi les présentateurs météo ne portent jamais de vert","Une seule couleur peut être remplacée par un monde entier","Effets visuels",{"stage":708,"step":674,"id":1235,"node":1236,"title":1237,"subtitle":1238,"topic":1239,"track":658},"the-tower-of-hanoi",76,"La tour de Hanoï","Déplacer 64 disques prendrait plus de temps que l'univers n'en a vécu","Récursivité",{"stage":708,"step":681,"id":1241,"node":1242,"title":1243,"subtitle":1244,"topic":1245,"track":963},"otis-cut-the-rope",77,"Otis a coupé la corde","Les ascenseurs sont devenus sûrs quand un inventeur a coupé son propre câble en public","Ingénierie de la sécurité",{"stage":708,"step":687,"id":1247,"node":1248,"title":1249,"subtitle":1250,"topic":657,"track":658},"the-bridges-of-k-nigsberg",78,"Les ponts de Königsberg","Une énigme de promenade du dimanche a inventé toute une branche des maths",{"stage":708,"step":694,"id":1252,"node":1253,"title":1254,"subtitle":1255,"topic":664,"track":665},"the-sticker-album-problem",79,"Le problème de l'album de vignettes","Trouver les dernières vignettes prend plus de temps que tout le reste réuni",{"stage":708,"step":701,"id":1257,"node":1258,"title":1259,"subtitle":1260,"topic":1261,"track":672},"the-phantom-singer",80,"La chanteuse fantôme","Deux enceintes peuvent placer une voix là où il n'y a aucune enceinte","Ingénierie audio",{"stage":708,"step":708,"id":1263,"node":1264,"title":1265,"subtitle":1266,"topic":1267,"track":786},"the-internets-first-word-was-lo",81,"Le premier mot d'Internet fut « LO »","Le premier message a planté après deux lettres","Histoire d'Internet",[1269,1270,1271,1272,1273,1274,1275,1276],{"track":658,"count":660},{"track":741,"count":646},{"track":944,"count":646},{"track":755,"count":646},{"track":963,"count":646},{"track":665,"count":646},{"track":672,"count":646},{"track":786,"count":646},{"zone":732,"theme":1278,"lessons":1283,"topics":1338},{"key":1279,"name":1280,"light":1281,"dark":1282},"analog-foundry","Analog Foundry","#95660d","#b47c0f",[1284,1290,1296,1302,1308,1314,1320,1326,1332],{"stage":732,"step":646,"id":1285,"node":1286,"title":1287,"subtitle":1288,"topic":1289,"track":692},"a-neuron-is-a-weighted-vote",82,"Un neurone est un vote pondéré","La brique de base de l'IA est une décision toute simple","Réseaux de neurones",{"stage":732,"step":660,"id":1291,"node":1292,"title":1293,"subtitle":1294,"topic":1295,"track":706},"the-afterimage-flag",83,"Le drapeau de l'image rémanente","Fixe les mauvaises couleurs, et les bonnes apparaissent","Neurosciences visuelles",{"stage":732,"step":667,"id":1297,"node":1298,"title":1299,"subtitle":1300,"topic":1301,"track":679},"the-country-that-skipped-a-day",84,"Le pays qui a sauté un jour","Les Samoa sont passées directement du 29 au 31 décembre 2011","Mesure du temps",{"stage":732,"step":674,"id":1303,"node":1304,"title":1305,"subtitle":1306,"topic":1307,"track":713},"0-999-1",85,"0.999… = 1","Les neuf sans fin valent exactement un, pas « presque un »","Nombres",{"stage":732,"step":681,"id":1309,"node":1310,"title":1311,"subtitle":1312,"topic":1313,"track":699},"megabits-not-megabytes",86,"Des mégabits, pas des mégaoctets","Pourquoi ta connexion à « 100 » télécharge à environ 12","Débit internet",{"stage":732,"step":687,"id":1315,"node":1316,"title":1317,"subtitle":1318,"topic":1319,"track":748},"everyones-password-is-123456",87,"Le mot de passe de tout le monde, c'est 123456","Les mots de passe les plus courants tombent en moins d'une seconde","Sécurité des mots de passe",{"stage":732,"step":694,"id":1321,"node":1322,"title":1323,"subtitle":1324,"topic":1325,"track":855},"measure-light-speed-with-chocolate",88,"Mesure la vitesse de la lumière avec du chocolat","Ton micro-ondes peut mesurer la vitesse de la lumière","Électromagnétisme",{"stage":732,"step":701,"id":1327,"node":1328,"title":1329,"subtitle":1330,"topic":1331,"track":963},"the-arch",89,"L'arche","Des pierres libres tiennent 2 000 ans en se poussant les unes les autres","Conception des structures",{"stage":732,"step":708,"id":1333,"node":1334,"title":1335,"subtitle":1336,"topic":1337,"track":741},"your-computer-doesnt-multitask",90,"Ton ordinateur ne fait pas plusieurs choses à la fois","Il change de tâche si vite qu'il te trompe","Multitâche",[1339,1340,1341,1342,1343,1344,1345,1346,1347],{"track":692,"count":646},{"track":706,"count":646},{"track":679,"count":646},{"track":713,"count":646},{"track":699,"count":646},{"track":748,"count":646},{"track":855,"count":646},{"track":963,"count":646},{"track":741,"count":646},{"zone":737,"theme":1349,"lessons":1354,"topics":1397},{"key":1350,"name":1351,"light":1352,"dark":1353},"server-farm","Server Farm","#1e55e5","#4372ee",[1355,1360,1364,1368,1373,1378,1383,1387,1392],{"stage":737,"step":646,"id":1356,"node":5,"title":1357,"subtitle":1358,"topic":1359,"track":755},"why-gloves-dont-work-on-phones","Pourquoi les gants ne marchent pas sur les téléphones","Ton doigt modifie un champ électrique, et une saucisse aussi","Technologie des capteurs",{"stage":737,"step":660,"id":1361,"node":12,"title":1362,"subtitle":1363,"topic":956,"track":658},"the-hand-on-the-wall-rule","La règle de la main sur le mur","Garde une main sur le mur et tu sortiras de la plupart des labyrinthes",{"stage":737,"step":667,"id":1365,"node":18,"title":1366,"subtitle":1367,"topic":819,"track":963},"why-three-legs-never-wobble","Pourquoi trois pieds ne sont jamais bancals","Trois points épousent toujours une surface ; quatre, souvent pas",{"stage":737,"step":674,"id":1369,"node":24,"title":1370,"subtitle":1371,"topic":1372,"track":665},"when-the-average-lies","Quand la moyenne ment","Un milliardaire entre dans un bar et, en moyenne, tout le monde devient riche","Statistiques",{"stage":737,"step":681,"id":1374,"node":30,"title":1375,"subtitle":1376,"topic":1377,"track":672},"the-doppler-effect","L'effet Doppler","Le mouvement change la hauteur du son et la couleur de la lumière","Physique des ondes",{"stage":737,"step":687,"id":1379,"node":36,"title":1380,"subtitle":1381,"topic":1382,"track":706},"the-stroop-effect","L'effet Stroop","Dire la couleur d'un mot est difficile quand ce mot nomme une autre couleur","Psychologie cognitive",{"stage":737,"step":694,"id":1384,"node":43,"title":1385,"subtitle":1386,"topic":1372,"track":665},"benfords-law","La loi de Benford","Dans les données réelles, les nombres commencent par 1 six fois plus souvent que par 9",{"stage":737,"step":701,"id":1388,"node":49,"title":1389,"subtitle":1390,"topic":1391,"track":679},"a-day-on-venus-is-longer-than-its-year","Sur Vénus, un jour dure plus qu'une année","Vénus tourne si lentement que l'année finit avant","Planétologie",{"stage":737,"step":708,"id":1393,"node":55,"title":1394,"subtitle":1395,"topic":1396,"track":713},"the-mysterious-6174","Le mystérieux 6174","Tout nombre de quatre chiffres tombe sur le même nombre","Mathématiques récréatives",[1398,1399,1400,1401,1402,1403,1404,1405],{"track":665,"count":660},{"track":755,"count":646},{"track":658,"count":646},{"track":963,"count":646},{"track":672,"count":646},{"track":706,"count":646},{"track":679,"count":646},{"track":713,"count":646},{"zone":744,"theme":1407,"lessons":1412,"topics":1455},{"key":1408,"name":1409,"light":1410,"dark":1411},"signal-storm","Signal Storm","#c52d97","#da52b2",[1413,1418,1422,1427,1432,1437,1442,1446,1450],{"stage":744,"step":646,"id":1414,"node":62,"title":1415,"subtitle":1416,"topic":1417,"track":699},"the-bottomless-feed","Le fil sans fond","Enlève le bas de la page, et les gens oublient de s'arrêter","Design d'interaction",{"stage":744,"step":660,"id":1419,"node":68,"title":1420,"subtitle":1421,"topic":1325,"track":855},"why-your-microwave-door-has-holes","Pourquoi la porte du micro-ondes a des trous","Les trous sont trop petits pour les micro-ondes mais assez grands pour la lumière",{"stage":744,"step":667,"id":1423,"node":74,"title":1424,"subtitle":1425,"topic":1426,"track":741},"why-restarting-fixes-things","Pourquoi redémarrer répare les choses","Éteindre et rallumer efface ce qui s'est déréglé","Systèmes d'exploitation",{"stage":744,"step":674,"id":1428,"node":80,"title":1429,"subtitle":1430,"topic":1431,"track":755},"your-camera-sees-your-tv-remote","Ta caméra voit ta télécommande","Pointe une télécommande vers la caméra de ton téléphone et vois la lumière invisible","Infrarouge",{"stage":744,"step":681,"id":1433,"node":87,"title":1434,"subtitle":1435,"topic":1436,"track":672},"silence-made-of-sound","Un silence fait de son","Les casques à réduction de bruit ajoutent du son pour faire le calme","Interférence des ondes",{"stage":744,"step":687,"id":1438,"node":93,"title":1439,"subtitle":1440,"topic":1441,"track":963},"your-phone-knows-which-way-is-up","Ton téléphone sait où est le haut","Un poids microscopique sur ressorts sent chaque inclinaison","Capteurs",{"stage":744,"step":694,"id":1443,"node":99,"title":1444,"subtitle":1445,"topic":664,"track":665},"penneys-game","Le jeu de Penney","Laisse-moi choisir en second et je gagnerai la plupart des courses à pile ou face",{"stage":744,"step":701,"id":1447,"node":105,"title":1448,"subtitle":1449,"topic":1192,"track":672},"why-you-hate-your-recorded-voice","Pourquoi tu détestes ta voix enregistrée","D'habitude, tu t'entends à travers ton propre crâne",{"stage":744,"step":708,"id":1451,"node":111,"title":1452,"subtitle":1453,"topic":1454,"track":706},"why-you-cant-tickle-yourself","Pourquoi tu ne peux pas te chatouiller","Ton cerveau prédit ton propre contact et l'annule","Neurosciences",[1456,1457,1458,1459,1460,1461,1462,1463],{"track":672,"count":660},{"track":699,"count":646},{"track":855,"count":646},{"track":741,"count":646},{"track":755,"count":646},{"track":963,"count":646},{"track":665,"count":646},{"track":706,"count":646},{"zone":751,"theme":1465,"lessons":1470,"topics":1512},{"key":1466,"name":1467,"light":1468,"dark":1469},"retro-terminal","Retro Terminal","#707b0f","#899713",[1471,1475,1480,1485,1490,1495,1499,1503,1508],{"stage":751,"step":646,"id":1472,"node":117,"title":1473,"subtitle":1474,"topic":1391,"track":679},"saturn-would-float","Saturne flotterait","La planète géante est moins dense que l'eau",{"stage":751,"step":660,"id":1476,"node":123,"title":1477,"subtitle":1478,"topic":1479,"track":713},"random-dots-draw-a-triangle","Des points au hasard dessinent un triangle","Un jeu de hasard dessine une fractale parfaite","Fractales",{"stage":751,"step":667,"id":1481,"node":129,"title":1482,"subtitle":1483,"topic":1484,"track":699},"emoji-are-secret-sums","Les emojis sont des sommes secrètes","Un emoji famille, ce sont plusieurs emojis collés","Encodage du texte",{"stage":751,"step":674,"id":1486,"node":135,"title":1487,"subtitle":1488,"topic":1489,"track":855},"count-the-thunder","Compte le tonnerre","L'éclair te dit à quelle distance est l'orage","Ondes",{"stage":751,"step":681,"id":1491,"node":141,"title":1492,"subtitle":1493,"topic":1494,"track":963},"why-manholes-are-round","Pourquoi les plaques d'égout sont rondes","Une plaque ronde ne peut jamais tomber dans son propre trou","Conception technique",{"stage":751,"step":687,"id":1496,"node":147,"title":1497,"subtitle":1498,"topic":819,"track":963},"the-drill-that-makes-square-holes","La perceuse qui fait des trous carrés","Un triangle arrondi peut percer un trou presque carré",{"stage":751,"step":694,"id":1500,"node":153,"title":1501,"subtitle":1502,"topic":664,"track":665},"why-casinos-always-win","Pourquoi le casino gagne toujours","Avec assez de mises, un petit avantage devient une certitude",{"stage":751,"step":701,"id":1504,"node":159,"title":1505,"subtitle":1506,"topic":1507,"track":672},"why-some-notes-sound-good-together","Pourquoi certaines notes sonnent bien ensemble","Les accords agréables cachent des rapports simples","Acoustique musicale",{"stage":751,"step":708,"id":1509,"node":165,"title":1510,"subtitle":1511,"topic":980,"track":786},"the-first-bug-was-a-real-moth","Le premier bug était un vrai papillon de nuit","En 1947, des ingénieurs ont scotché un papillon de nuit dans leur journal de bord",[1513,1514,1515,1516,1517,1518,1519,1520],{"track":963,"count":660},{"track":679,"count":646},{"track":713,"count":646},{"track":699,"count":646},{"track":855,"count":646},{"track":665,"count":646},{"track":672,"count":646},{"track":786,"count":646},{"zone":758,"theme":1522,"lessons":1527,"topics":1569},{"key":1523,"name":1524,"light":1525,"dark":1526},"neural-nexus","Neural Nexus","#a340e0","#b565e6",[1528,1532,1536,1540,1545,1550,1555,1560,1565],{"stage":758,"step":646,"id":1529,"node":171,"title":1530,"subtitle":1531,"topic":1454,"track":706},"how-fast-are-you","À quelle vitesse réagis-tu ?","Réagir à une lumière prend environ un quart de seconde",{"stage":758,"step":660,"id":1533,"node":177,"title":1534,"subtitle":1535,"topic":1021,"track":679},"the-sun-is-white","Le Soleil est blanc","Il ne paraît jaune qu'à travers notre atmosphère",{"stage":758,"step":667,"id":1537,"node":183,"title":1538,"subtitle":1539,"topic":1307,"track":713},"find-your-birthday-in-pi","Trouve ton anniversaire dans pi","Les chiffres sans fin de pi cachent presque sûrement toutes les dates",{"stage":758,"step":674,"id":1541,"node":189,"title":1542,"subtitle":1543,"topic":1544,"track":699},"why-texts-were-160-characters","Pourquoi les SMS faisaient 160 caractères","Un ingénieur a compté les lettres des cartes postales","Messagerie mobile",{"stage":758,"step":681,"id":1546,"node":195,"title":1547,"subtitle":1548,"topic":1549,"track":699},"why-tweets-were-140","Pourquoi les tweets faisaient 140","Twitter gardait 20 caractères de chaque SMS pour ton nom","Réseaux sociaux",{"stage":758,"step":687,"id":1551,"node":201,"title":1552,"subtitle":1553,"topic":1554,"track":692},"the-word-guessing-machine","La machine à deviner les mots","Les chatbots écrivent en prédisant le mot suivant, encore et encore","Modèles de langage",{"stage":758,"step":694,"id":1556,"node":207,"title":1557,"subtitle":1558,"topic":1559,"track":855},"why-the-sky-is-blue","Pourquoi le ciel est bleu","L'air diffuse la lumière bleue bien plus que la rouge, et les couchers de soleil sont les restes","Optique",{"stage":758,"step":701,"id":1561,"node":213,"title":1562,"subtitle":1563,"topic":1564,"track":963},"gears","Les engrenages","Échanger de la vitesse contre de la force : c'est ainsi que les vélos grimpent les côtes","Mécanique",{"stage":758,"step":708,"id":1566,"node":219,"title":1567,"subtitle":1568,"topic":1372,"track":665},"the-bell-curve-machine","La machine à courbe en cloche","Les billes qui rebondissent s'entassent toujours selon la même forme",[1570,1571,1572,1573,1574,1575,1576,1577],{"track":699,"count":660},{"track":706,"count":646},{"track":679,"count":646},{"track":713,"count":646},{"track":692,"count":646},{"track":855,"count":646},{"track":963,"count":646},{"track":665,"count":646},{"zone":764,"theme":1579,"lessons":1584,"topics":1628},{"key":1580,"name":1581,"light":1582,"dark":1583},"satellite-belt","Satellite Belt","#957d13","#ac9216",[1585,1590,1595,1599,1604,1608,1613,1618,1623],{"stage":764,"step":646,"id":1586,"node":225,"title":1587,"subtitle":1588,"topic":1589,"track":706},"yanny-or-laurel","Yanny ou Laurel ?","Un enregistrement, deux mots, et chacun n'entend pas le même","Perception auditive",{"stage":764,"step":660,"id":1591,"node":231,"title":1592,"subtitle":1593,"topic":1594,"track":713},"the-simplest-unsolved-problem","Le problème non résolu le plus simple","Pair, on divise par deux ; impair, on triple et on ajoute un. Arrive-t-on toujours à 1 ?","Problèmes non résolus",{"stage":764,"step":667,"id":1596,"node":237,"title":1597,"subtitle":1598,"topic":1267,"track":699},"the-first-youtube-video","La première vidéo YouTube","Tout a commencé par dix-neuf secondes dans un zoo",{"stage":764,"step":674,"id":1600,"node":243,"title":1601,"subtitle":1602,"topic":1603,"track":963},"the-train-that-copied-a-bird","Le train qui a copié un oiseau","Le train à grande vitesse japonais a emprunté son nez au martin-pêcheur","Biomimétisme",{"stage":764,"step":681,"id":1605,"node":249,"title":1606,"subtitle":1607,"topic":1372,"track":665},"what-70-chance-of-rain-means","Ce que veut dire « 70 % de risque de pluie »","Ce n'est ni 70 % de la journée ni 70 % de la ville",{"stage":764,"step":687,"id":1609,"node":255,"title":1610,"subtitle":1611,"topic":1612,"track":706},"your-brain-hides-your-nose","Ton cerveau cache ton nez","Ton nez est toujours dans ton champ de vision, et tu ne le vois jamais","Perception",{"stage":764,"step":694,"id":1614,"node":261,"title":1615,"subtitle":1616,"topic":1617,"track":679},"the-atomic-clock","L'horloge atomique","Les horloges les plus précises comptent les vibrations au cœur des atomes","Mesure de précision",{"stage":764,"step":701,"id":1619,"node":267,"title":1620,"subtitle":1621,"topic":1622,"track":679},"how-gps-finds-you","Comment le GPS te trouve","Ton téléphone écoute les horloges des satellites et fait le calcul","Navigation par satellite",{"stage":764,"step":708,"id":1624,"node":273,"title":1625,"subtitle":1626,"topic":1627,"track":713},"sunflowers-count-in-fibonacci","Les tournesols comptent en Fibonacci","Les spirales de graines vont par 34, 55 et 89","Les mathématiques dans la nature",[1629,1630,1631,1632,1633,1634],{"track":706,"count":660},{"track":713,"count":660},{"track":679,"count":660},{"track":699,"count":646},{"track":963,"count":646},{"track":665,"count":646},{"zone":770,"theme":1636,"lessons":1641,"topics":1684},{"key":1637,"name":1638,"light":1639,"dark":1640},"launch-pad","Launch Pad","#bf342c","#d84a43",[1642,1647,1652,1657,1661,1665,1669,1674,1679],{"stage":770,"step":646,"id":1643,"node":279,"title":1644,"subtitle":1645,"topic":1646,"track":679},"you-cant-see-the-great-wall-from-space","On ne voit pas la Grande Muraille depuis l'espace","La célèbre affirmation est un mythe","Idées reçues",{"stage":770,"step":660,"id":1648,"node":285,"title":1649,"subtitle":1650,"topic":1651,"track":665},"the-chart-that-lies","Le graphique qui ment","Coupe le bas d'un axe et un changement minuscule paraît énorme","Visualisation de données",{"stage":770,"step":667,"id":1653,"node":291,"title":1654,"subtitle":1655,"topic":1656,"track":679},"measuring-the-earth-with-a-stick","Mesurer la Terre avec un bâton","Il y a plus de 2 000 ans, un savant a mesuré la planète avec des ombres","Histoire des sciences",{"stage":770,"step":674,"id":1658,"node":297,"title":1659,"subtitle":1660,"topic":1612,"track":706},"the-three-bowls","Les trois bols","Une main dit chaud, l'autre dit froid, dans la même eau",{"stage":770,"step":681,"id":1662,"node":303,"title":1663,"subtitle":1664,"topic":819,"track":713},"why-bees-build-hexagons","Pourquoi les abeilles bâtissent des hexagones","Les hexagones stockent le plus de miel avec le moins de cire",{"stage":770,"step":687,"id":1666,"node":309,"title":1667,"subtitle":1668,"topic":875,"track":699},"why-404","Pourquoi 404 ?","Le fameux numéro de « Not Found » n'est pas une salle du CERN",{"stage":770,"step":694,"id":1670,"node":315,"title":1671,"subtitle":1672,"topic":1673,"track":713},"the-m-bius-strip","Le ruban de Möbius","Un anneau de papier qui n'a qu'une face et qu'un bord","Topologie",{"stage":770,"step":701,"id":1675,"node":321,"title":1676,"subtitle":1677,"topic":1678,"track":748},"the-password-manager","Le gestionnaire de mots de passe","Un coffre solide permet à chaque compte d'avoir son propre secret","Sécurité personnelle",{"stage":770,"step":708,"id":1680,"node":327,"title":1681,"subtitle":1682,"topic":1683,"track":888},"the-only-perfect-cipher","Le seul chiffre parfait","Un masque jetable est incassable si tu ne le réutilises jamais, jamais","Chiffrement",[1685,1686,1687,1688,1689,1690,1691],{"track":679,"count":660},{"track":713,"count":660},{"track":665,"count":646},{"track":706,"count":646},{"track":699,"count":646},{"track":748,"count":646},{"track":888,"count":646},{"zone":776,"theme":1693,"lessons":1698,"topics":1739},{"key":1694,"name":1695,"light":1696,"dark":1697},"cloud-citadel","Cloud Citadel","#0e7fa8","#129dd0",[1699,1703,1707,1711,1716,1721,1725,1730,1735],{"stage":776,"step":646,"id":1700,"node":333,"title":1701,"subtitle":1702,"topic":848,"track":713},"rice-on-a-chessboard","Du riz sur un échiquier","Double un grain à chaque case et tu ruines un royaume",{"stage":776,"step":660,"id":1704,"node":339,"title":1705,"subtitle":1706,"topic":986,"track":912},"schr-dingers-cat-was-a-joke","Le chat de Schrödinger était une blague","Le célèbre chat devait montrer à quel point l'idée semblait absurde",{"stage":776,"step":667,"id":1708,"node":345,"title":1709,"subtitle":1710,"topic":848,"track":713},"the-lily-pad-riddle","L'énigme des nénuphars","Si des nénuphars doublent chaque jour et couvrent l'étang au jour 30, quand était-il à moitié plein ?",{"stage":776,"step":674,"id":1712,"node":351,"title":1713,"subtitle":1714,"topic":1715,"track":855},"the-cooktop-that-stays-cold","La plaque qui reste froide","L'induction chauffe directement la poêle avec un champ magnétique variable","Génie électrique",{"stage":776,"step":681,"id":1717,"node":357,"title":1718,"subtitle":1719,"topic":1720,"track":699},"how-google-ranked-the-web","Comment Google a classé le Web","Une page compte quand des pages qui comptent pointent vers elle","Moteurs de recherche",{"stage":776,"step":687,"id":1722,"node":363,"title":1723,"subtitle":1724,"topic":1484,"track":741},"a-is-65","A, c'est 65","Chaque lettre que tu tapes est en secret un nombre",{"stage":776,"step":694,"id":1726,"node":369,"title":1727,"subtitle":1728,"topic":1729,"track":944},"the-internets-traffic-jam","L'embouteillage d'Internet","Les réseaux ralentissent exprès pour éviter l'effondrement","Contrôle de congestion",{"stage":776,"step":701,"id":1731,"node":375,"title":1732,"subtitle":1733,"topic":1734,"track":755},"why-mario-has-a-moustache","Pourquoi Mario a une moustache","Dans un sprite de 16×16, une moustache était plus facile à dessiner qu'une bouche","Conception de jeux vidéo",{"stage":776,"step":708,"id":1736,"node":381,"title":1737,"subtitle":1738,"topic":956,"track":658},"twice-the-data-four-times-the-wait","Deux fois plus de données, quatre fois plus d'attente","Ce qui compte, c'est la vitesse à laquelle une méthode ralentit",[1740,1741,1742,1743,1744,1745,1746,1747],{"track":713,"count":660},{"track":912,"count":646},{"track":855,"count":646},{"track":699,"count":646},{"track":741,"count":646},{"track":944,"count":646},{"track":755,"count":646},{"track":658,"count":646},{"zone":782,"theme":724,"lessons":1749,"topics":1790},[1750,1755,1760,1764,1768,1773,1777,1781,1785],{"stage":782,"step":646,"id":1751,"node":387,"title":1752,"subtitle":1753,"topic":1754,"track":713},"achilles-and-the-tortoise","Achille et la tortue","Une infinité d'étapes peut tenir dans un temps fini","Séries infinies",{"stage":782,"step":660,"id":1756,"node":393,"title":1757,"subtitle":1758,"topic":1759,"track":963},"suspension-bridges","Les ponts suspendus","Les câbles changent d'énormes charges en une tension qu'ils supportent","Génie des ponts",{"stage":782,"step":667,"id":1761,"node":399,"title":1762,"subtitle":1763,"topic":1396,"track":713},"the-1089-trick","Le tour du 1089","N'importe quel nombre à trois chiffres mène à la même réponse",{"stage":782,"step":674,"id":1765,"node":405,"title":1766,"subtitle":1767,"topic":664,"track":665},"the-100-prisoners-riddle","L'énigme des 100 prisonniers","Un plan astucieux change une mort quasi certaine en 31 % de chances",{"stage":782,"step":681,"id":1769,"node":411,"title":1770,"subtitle":1771,"topic":1772,"track":672},"why-adverts-sound-louder","Pourquoi les pubs sonnent plus fort","Deux sons au même volume peuvent sembler complètement différents","Psychoacoustique",{"stage":782,"step":687,"id":1774,"node":417,"title":1775,"subtitle":1776,"topic":980,"track":786},"the-women-who-programmed-eniac","Les femmes qui ont programmé l'ENIAC","Six femmes ont programmé le premier ordinateur électronique polyvalent",{"stage":782,"step":694,"id":1778,"node":423,"title":1779,"subtitle":1780,"topic":1554,"track":692},"same-question-different-answer","Même question, réponse différente","Un réglage appelé température rend les chatbots créatifs ou prévisibles",{"stage":782,"step":701,"id":1782,"node":429,"title":1783,"subtitle":1784,"topic":905,"track":748},"how-long-to-crack-it","Combien de temps pour le craquer ?","Chaque caractère de plus multiplie le travail d'un attaquant",{"stage":782,"step":708,"id":1786,"node":435,"title":1787,"subtitle":1788,"topic":1789,"track":748},"how-sites-store-your-password","Comment les sites gardent ton mot de passe","Un bon site ne connaît jamais vraiment ton mot de passe","Cybersécurité",[1791,1792,1793,1794,1795,1796,1797],{"track":713,"count":660},{"track":748,"count":660},{"track":963,"count":646},{"track":665,"count":646},{"track":672,"count":646},{"track":786,"count":646},{"track":692,"count":646},{"zone":805,"theme":797,"lessons":1799,"topics":1842},[1800,1805,1809,1813,1818,1823,1827,1832,1837],{"stage":805,"step":646,"id":1801,"node":441,"title":1802,"subtitle":1803,"topic":1804,"track":713},"the-missing-dollar","Le dollar manquant","Une célèbre énigme d'argent marche en additionnant ce qu'il ne faut pas","Arithmétique",{"stage":805,"step":660,"id":1806,"node":447,"title":1807,"subtitle":1808,"topic":1589,"track":706},"the-cocktail-party-effect","L'effet cocktail party","Ton cerveau peut suivre une seule voix dans une salle bondée",{"stage":805,"step":667,"id":1810,"node":453,"title":1811,"subtitle":1812,"topic":819,"track":713},"pythagoras-without-algebra","Pythagore sans algèbre","Glisse quatre triangles et le théorème se démontre tout seul",{"stage":805,"step":674,"id":1814,"node":459,"title":1815,"subtitle":1816,"topic":1817,"track":679},"escape-speed","La vitesse de libération","Quitter la Terre pour de bon demande environ 11 kilomètres par seconde","Astrodynamique",{"stage":805,"step":681,"id":1819,"node":465,"title":1820,"subtitle":1821,"topic":1822,"track":699},"error-418-im-a-teapot","Erreur 418 : je suis une théière","Un poisson d'avril devenu partie des vrais standards d'Internet","Culture Internet",{"stage":805,"step":687,"id":1824,"node":471,"title":1825,"subtitle":1826,"topic":1715,"track":855},"the-war-of-the-currents","La guerre des courants","Edison et Tesla se sont battus pour la façon dont l'électricité arriverait chez toi",{"stage":805,"step":694,"id":1828,"node":477,"title":1829,"subtitle":1830,"topic":1831,"track":748},"credential-stuffing","Le bourrage d'identifiants","Un mot de passe fuité peut ouvrir plein de comptes sans rapport","Hygiène des mots de passe",{"stage":805,"step":701,"id":1833,"node":483,"title":1834,"subtitle":1835,"topic":1836,"track":888},"the-prime-lock","Le cadenas des nombres premiers","Multiplier est facile ; défaire la multiplication est le secret de la sécurité en ligne","Théorie des nombres",{"stage":805,"step":708,"id":1838,"node":489,"title":1839,"subtitle":1840,"topic":1841,"track":912},"ghost-particles","Particules fantômes","Des billions de neutrinos te traversent chaque seconde","Physique des particules",[1843,1844,1845,1846,1847,1848,1849,1850],{"track":713,"count":660},{"track":706,"count":646},{"track":679,"count":646},{"track":699,"count":646},{"track":855,"count":646},{"track":748,"count":646},{"track":888,"count":646},{"track":912,"count":646},{"zone":810,"theme":864,"lessons":1852,"topics":1895},[1853,1858,1863,1868,1873,1878,1883,1887,1891],{"stage":810,"step":646,"id":1854,"node":495,"title":1855,"subtitle":1856,"topic":1857,"track":713},"the-friendship-paradox","Le paradoxe de l'amitié","Tes amis ont sans doute plus d'amis que toi","Mathématiques des réseaux",{"stage":810,"step":660,"id":1859,"node":501,"title":1860,"subtitle":1861,"topic":1862,"track":855},"braking-into-the-battery","Freiner pour recharger","Les voitures électriques se rechargent un peu à chaque ralentissement","Véhicules électriques",{"stage":810,"step":667,"id":1864,"node":507,"title":1865,"subtitle":1866,"topic":1867,"track":713},"winning-at-rock-paper-scissors","Gagner à pierre-feuille-ciseaux","Les humains sont nuls pour être aléatoires, et une machine peut en profiter","Théorie des jeux",{"stage":810,"step":674,"id":1869,"node":513,"title":1870,"subtitle":1871,"topic":1872,"track":741},"the-vote-from-outer-space","Le vote venu de l'espace","Un rayon cosmique a peut-être ajouté 4 096 voix à une élection belge","Informatique binaire",{"stage":810,"step":681,"id":1874,"node":519,"title":1875,"subtitle":1876,"topic":1877,"track":944},"fast-internet-slow-pages","Internet rapide, pages lentes","La bande passante n'est pas la vitesse : les allers-retours s'additionnent","Performances réseau",{"stage":810,"step":687,"id":1879,"node":525,"title":1880,"subtitle":1881,"topic":1882,"track":755},"why-characters-fall-through-walls","Pourquoi les personnages traversent les murs","Les jeux cherchent les collisions par instantanés, et ce qui va vite se faufile entre eux","Physique des jeux",{"stage":810,"step":694,"id":1884,"node":531,"title":1885,"subtitle":1886,"topic":887,"track":888},"the-enigma-machine","La machine Enigma","158 trillions de réglages, changés chaque jour",{"stage":810,"step":701,"id":1888,"node":537,"title":1889,"subtitle":1890,"topic":894,"track":888},"breaking-enigma","Casser Enigma","Elle est tombée par des habitudes, des suppositions et une salle pleine de machines",{"stage":810,"step":708,"id":1892,"node":543,"title":1893,"subtitle":1894,"topic":956,"track":658},"greedy-change","La monnaie gloutonne","Toujours rendre la plus grosse pièce marche souvent, jusqu'au jour où ça ne marche plus",[1896,1897,1898,1899,1900,1901,1902],{"track":713,"count":660},{"track":888,"count":660},{"track":855,"count":646},{"track":741,"count":646},{"track":944,"count":646},{"track":755,"count":646},{"track":658,"count":646}]