8 Barreller
Barreller Bot has seemingly eternal forward propulsion in a given direction. Put simply, it has a motor that acts as an off-centered weight inside a can. When gravity pulls the weight (that is, the motor) down, the can rolls forward. A normal can would likely stop rolling at that point, but this can has a tilt switch that turns the motor on when it drops, causing the motor to rotate back upward (and turn off again), which restarts the process. If you can imagine this happening really quickly and for a sustained amount of time, you’ll understand what this bot does. The Barreller has the appearance of rolling forward on its own and even doing seemingly impossible things like rolling up inclines. This bot is great fun. If you don’t ...
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