New Kits: The Spazovore and the SunSwing...

Temporary Tattoos to Monitor Vitals An lighter more wearable alternative to FitBit (Via Beautiful Decay) Laser-Cut Wood Illustrations Layering laser-cut wood taken to a whole new level, by Martin Tomsky (Via Colossal) Tiny V8 Engine Out of Paper Paper can be exceptionally sturdy, especially when strengthened by glue. By Aliaksei Zholner (Via Gizmodo) REM Detection […]

My marketing team has been throwing (ouch!) erasers at me (ouch!)until I get this put online: Not sure if you should build or read this winter season? Combine the two! Get the "Junkbots" book and a HexPummer, Pendulum, or SolarSpeeder kit at a combined price that saves you money! (See below in "Featured Items")

This circuit is used to create a simple "edgebot" sumo robot. Being an edgebot refers that it will repeat the same backup/turn/go forward action when it's single edge sensor detects the edge of the ring. This version of the circuit is quite simple, and always turns the same way.

We've just received our eSun filament restock - thanks for your patience. It's being sorted in the warehouse presently, and fresh stock will be up at the store shortly!