PIR proximity sensor

LED LilyPad Frame

LED LilyPad Frame

You may have the most beautiful picture, diploma, or award that’s hiding in the dark. Now you can illuminate it with the LED LilyPad Frame, and bring it to life. Here are the materials you will need to build this beautiful project:

Monkey Couch Guardian

Monkey Couch Guardian

My cats like to jump on furniture and shed their fur, which ends up on my clothes. To stop them, I’m using a Monkey Couch Guardian. I made it from one of those old-fashioned cymbal-banging toy monkeys, modified with an inexpensive Arduino microcontroller and a proximity sensor. Now when a cat jumps on a table, […]