New Distributor & Science News

View our newest kit we have online, the Hex Pummer, a very amusing night display that is charged by the sun. When the lights go out, it triggers the high intensity LEDs to start flashing on and off. They start out very STRONG and then fade away until the next LED "PUMMS" on. These amusing […]

Today is Friday. Lets celebrate by using only green towels and omitting the letter R. Or just seeing what new stuff we got: Arduino Yun $71.95 Take a wireless router-on-a-chip, and stick an Arduino Leonardo to it - that's the new Arduino YUN! Evil Mad Science The Three Fives Kit $35.00 Take a venerable 555 […]

Today August 21, 2017, we were treated to about 80% solar eclipse. In spite of the smoke, the weather cooperated so we couldn't miss this event. Pinhole projector boxes were made out of cereal and shipping boxes: Fancy ones were mounted onto a tripod, and a phone camera recording a time lapse video was taped […]

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.