Gertboard I/O Expansion Board for Raspberry Pi
MCM Part #83-14460
$39.99 & FREE Shipping
The Gert Board is designed to allow you to use your Raspberry Pi to drive motors to open doors, lift things, or power robotics. If you want to sense temperature and switch devices on and off; if you want to flash lights; if you want to teach it to play the glockenspiel; or if you want to learn about electronics from scratch, then Gertboard is for you.
The Gertboard comes preassembled and includes a user manual , which also acts as a teaching guide, bundled with plenty of programs to show you how to put things together.