[For those of you who don't know Bill, he usually posts handy articles regarding game programming using both, Silverlight and XNA technologies.]
This is a game I've really enjoyed playing on the PC on the past, and now it's great to see it published for the XBox 360.
The proposal is simple in design and still incredibly fun to play. So give it a try, relax, and enjoy the smooth puzzle-like gameplay.
I'l leave you with a short video of the game:
One of the best parts is that it only costs 200 points ... a nice Christmas present, indeed.Cheers!