Robot Building for Beginners back in sto...

In anticipation of our move to a new facility in a week or so, we've been getting the telephone company to tweak up our accounts. Which they've promptly managed to bung up nicely. If you're trying to get ahold of us and are getting "This number is not in service...", hang tough - all should […]

Here's a link Harold just sent me of his micro-ScoutWalker3. Gotta say, I haven't seen workmanship this tidy in a long time. Nice job...

Hello!  Today I actually have stuff to say, and this time these are the news on the Useless Box. Looks like it's time to receive thanks! Remember back in November 2012 when we decided to donate $1100 to Plan Canada from a percentage of past sales of Useless Boxes? They sent us a nice thank […]

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.