Make Mag, has a contest for Raspberry Pi

Prizes include 1 grand, a Printbot Jr, and a bunch of other stuff.  You just have to build something cool with your RPi and submit it…

http://blog.makezine.com/2013/03/31/win-1k-in-prizes-for-your-pi-project/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+makezineonline+%28MAKE%29