
Randy made his own version of the Bristlebot, but with a speaker and pull cord. Excellent, and with renewable propulsion! I like the little resistor antlers/feelers - Link.
Related:
HOW TO - Make a Bristlebot a tiny directional vibrobot made from a toothbrush! - Link.

Bristlebot racing snail - Link.






































Hate to be a stinker, but are any of these really "bots"? They most certainly are interesting means of moving about, but there's no control, logic or direction to them.
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