Tech WondersPlay

Zone 9

Circuit Grove

Nine lessons of about three minutes each, every one with a live demo and a quick test.

  • Algorithms & Emergence×2
  • Inside the Computer
  • How Data Travels
  • Images, Screens & Games
  • Engineering & Machines
  • Data & Probability
  • Sound, Radio & Information
  • Computing History & Legendary Bugs
Play this zone
  1. 73Computer ArchitectureThe Desk and the WarehouseComputers keep a tiny super-fast memory for what you'll need next
  2. 74Reliable NetworkingThe Lost PacketMissing pieces are requested again without restarting everything
  3. 75Visual EffectsWhy Weather Presenters Never Wear GreenOne color can be replaced with an entire world
  4. 76RecursionThe Tower of HanoiMoving 64 disks would take longer than the universe has existed
  5. 77Safety EngineeringOtis Cut the RopeElevators became safe when one inventor cut his own cable in public
  6. 78Graph TheoryThe Bridges of KönigsbergA Sunday-stroll puzzle invented a whole branch of math
  7. 79ProbabilityThe Sticker Album ProblemFinding the last few stickers takes longer than the rest combined
  8. 80Audio EngineeringThe Phantom SingerTwo speakers can put a voice where there's no speaker at all
  9. 81Internet HistoryThe Internet's First Word Was ‘LO’The first message crashed after two letters