Nerd Gear: Beer Keyboard!

"Do you know what you get if you combine 44 beer cans with an Arduino board and a Raspberry PI ? I tell you : fantastic user engagement!" from http://arduino.cc/blog/2012/11/19/the-arduino-powered-beer-keyboard/

More information at http://robofun.ro/create/beer-keyboard/

Nerd Gear: Android Controlled LED Lamp

See http://www.myledlamp.net/ for more information.

They offer a free version of the app for Android, and instructions for Arduino, and other information you need to build your own.

Nerd Gear: Arduino

From their website http://www.arduino.cc/:

Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, and anyone interested in creating interactive objects or environments.

See their website, link above, for full details, list of distributors at http://arduino.cc/en/Main/Buy