Pummer, Dude!

Part robotic plant life, part techno-sculpture, these desktop toys are easy and fun to make.

By Gareth Branwyn

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Photography by Zach DeBord/M27.com

IN MAKE VOLUME 06, I WROTE ABOUT BEAM, a branch of robotics built on low-end, mainly analog electronics that is inspired by biology. I described how to build two types of bots in the BEAM taxonomy: Solarrollers and Symets. One of the more obscure members of the BEAM family tree is the Sitter, an immobile robot with few or no moving parts.

One of my favorite types of Sitters is the Pummer, a nocturnal, robotic plant that soaks up the sun during the day; stores that energy in batteries or ...

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