So I've been helping my daughter with her science/engineering fair project. The project uses an arduino uno with a servo to automatically feed the dog twice a day. She started with a Futaba S3003 with ...

This solar tracker system uses the Arduino UNO board, a servomotor, 2 LDRs and 2 resistors to rotate the solar panel towards the Sun or a source of light. Here https ...

As fun as claw games are, the jaws are always disappointingly weak, and you usually end up with bupkis. What if the jaws were completely within your control? That’s the idea behind [Upside Down Labs]’ ...