The following are a list of Rube Goldberg games and simulations. Check them out!
http://pbskids.org/zoom/games/goldburgertogo/game.html
http://www.infinitecat.com/games/tom-n-jerry.html
http://www.engineering.com/GamesPuzzles/DynamicSystems.aspx
http://archive.fossweb.com/modules3-6/LeversandPulleys/activities/rubegoldbergmachine.html