Simply run the paper through a couple of interlocked gears, the result is way more fun than it should be.
This one is powered by induction (a motor with a handle is manually turned to generate electricity for the other motor).
Simply run the paper through a couple of interlocked gears, the result is way more fun than it should be.
This one is powered by induction (a motor with a handle is manually turned to generate electricity for the other motor).