(Scientific term: “facial pareidolia”) [Rongzhong Li] built a robot sensor array with multiple ... remote-control servos orchestrated by an Arduino. Higher-level functions such as awareness ...

It’s a simple robot that drags a pen around to draw on paper. [Tim] decided to build one that uses a simple skid-steer design to get around the page. An Arduino ... A servo is used to raise ...

This microcontroller is at the heart of countless impressive projects like RFID door locks, automated plant watering systems, and even robot ... An Arduino UNO board, a servo motor (with a ...