What: Design & Development contest
Who: Microsft, Silverlight, Expression Blend and the Ball Watch company.
How: Using Silverlight 4 and Blend 4, replicate the ball watch.
Read details here
Details
Good luck!!
Sad, that I can't participate for a simple reason of location:
Contest open only to professionals or hobbyists in the field of software/web development or interactive design who are residents of the 50 US states (includes District of Columbia), age 18 and older.