There’s a nifty game design competition going on over at Jayisgames.com, where more than 50 designers rose to the challenge of creating a game around the theme of “ball physics.” The entries are currently being posted up a few at a time, so click here to head on over and sample some of the 30+ titles that have been posted so far. After you’ve got your bounce on, make sure to leave some constructive feedback for the designers.

Here are some games to get you started:

Factory Balls

The Tall Stump

Absolute Awesome Ball Game

Day of the Bobteds