The Game of the Day is simple to play, difficult to master and will eat up the rest of your day. Ultrablock: *Warning* Highly addictive game! Click on block groups of three or more to destroy them. But beware, clicking singles and doubles creates a block.
Click --> Play Ultrablock
Important side note: Just by playing The Game of the Day you will be entered into a monthly drawing to win a FlipCam HD. You don't need to do anything else, just play! The more you play, the more chances you have to win. For more information on the Game of Day check out the official Game of the Day hub.