Like those sliding block puzzles? If so, Traffic might be a Windows Phone 7 game just for you.
Traffic is being billed as an addictive sliding block puzzle based off Rush Hour, a popular iPhone game. The goal is to help the red car get out of the parking lot by rearranging the other cars and trucks. The Windows Phone game includes 7 levels of difficulty with over 200 original levels within each. There's enough gaming with Traffic to drive any Parking Lot Valet crazy.
Traffic is a free game for your Windows Phone and you can download it here (opens Zune) at the Marketplace.