building a “Robot Pianista” that uses a simple mechanism to play a tune under electronic command (Spanish language, Google Translate link). An Arduino Nano is the heart of the build ...

Really small robots. [Patrick] wrote in to share his latest creation, a Nano Sumo robot measuring a scant 1 in. x 1 in. The Nano Sumo is operated by an ATMega 328 micro controller housed on a ...

If you're developing a wrist watch, a small light-following robot, or a portable weather station with Arduino, one of the ...