Learn how to make a touchless air drum set using Arduino and ultrasonic sensors for endless musical fun.

Right now, it's only $84.99 to get the Clockstar 2.0 Kit, but it won't stay that way. Act fast before supplies run out.

Halloween is about tricks and treats, but who wouldn’t fancy a bit to drink with that? [John Sutley] decided to complete his Halloween party with a drink dispenser looking as though it was dumped by a ...