World's biggest gear ratio...
7:01
Fastest 3D Printed Gearbox Ever.
9:59
Making a GOOGOL:1 Reduction with Lego Gears
8:04
How fast can this gearbox spin?
18:06
Can You Charge A Phone with Marbles?
6:34
Spinning a Lego wheel Over 100,000 RPM! 4K
7:16
Building a Mini Vegas-Sphere
8:09
Testing and Attaching Propellers to Gearbox
13:11