Videos of playlist "PL39_ud5aKSvm9CKeS4e9ZmIjAcg6LwhEb"
1:58 / How Do Vending Machines Detect Fake Coins?
2:21 / Why Does a Pool Table Need a Super Strong Magnet?
2:11 / A Yoyo Can Spin as Fast as a Formula 1 Engine
2:27 / Car Wash: More Than Meets the Eye
2:46 / Toilets: Behind the Flush
2:57 / Fort Knox in Box: How ATMs Work
2:03 / Anti-Theft Device Keeps Shopping Carts on the Job
2:09 / How Does a Turntable Work?
3:01 / Inside the Humble Tape Measure
3:06 / What Makes a Wristwatch Tick?
2:51 / Chainsaw Dissection
2:20 / How Coffee Makers Brew the Perfect Cup
2:05 / How Do Digital Projectors Produce 281 Trillion Shades of Color?
2:51 / Cracking Open a Safe
2:15 / What's on the Inside of a Fishing Reel?
3:01 / How Does this Vacuum Create Hurricane Force Winds?
2:09 / Jukebox Anatomy
2:16 / Inside a Treadmill
2:40 / Wind Turbines Help Power Alaska Through Harsh Winters
2:13 / How Do Multi-Tools Transform?
