I made GLASSES that Turn Your World UPSIDE DOWN!
24:45
METEORITE and DIAMOND used to Make the Coolest Knife Ever!
11:54
Upside Down Glasses Challenge
12:54
Adam Savage's Favorite Tools: Rotary Cutter!
6:05
Can You Hack Your Eyes To See Upside Down?
24:55
Using Glass to cast Molten Metal!
16:08
Claymation is A NIGHTMARE...
4:27
BBC about upside down goggles
15:59