Electronically, this dude is nothing but a battery pack, a servo, and a direction control switch. Mechanically, it’s just as simple: A couple of rulers for legs, some Tupperware for feet, and a few odd bits of hardware. Oh, yes: And a comb.with a row of teeth broken out for a two-way limit switch. Details in this tutorial by Instructables community manager Randy Sarafan.

Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and My work has also appeared in ReadyMade, c’t – Magazin für Computertechnik, and The Wall Street Journal.

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