http://www.designspark.com/chipkitchallenge

Challenge your talent against other engineers worldwide to produce an open source energy-efficient design solution using the Free DesignSpark PCB software and the chipKIT™ development board.

Achieve the most energy-efficient design and you could win a share of $10,000 cash!

Plus, keep the DesignSpark community regularly informed through posts on the DesignSpark Project Pages and your updates will make you eligible for Community Choice Awards and random prize drawings.