Making a Water Railgun
19:42
DIY METAL DETECTOR, Gone Wrong and Right!!
12:39
Wireless Communication with a Cup of Balls, Coherer Effect
27:55
I built an Omni-Directional Ball-Wheeled Bike
13:15
400mph Rocket Knife
13:42
This Car Travels Farther Than You Push It
15:34
Self Assembling Wires? Levitating Motor? LATITY-005?!
14:00
[INHALE] Spark Gap Double Resonance Tesla Coil & ZVS Driver Circuit on Lead-Acid Battery Magic Wand
18:24