These are uploaded copies of homework, notes and other helpful 'extras'!
Some practice games/Rube Goldberg Ideas:
http://pbskids.org/zoom/games/goldburgertogo/rubegame.html
http://infinitecat.com/games/tom-n-jerry.html
http://www.youtube.com/watch?v=RouXygRcRC4
http://www.youtube.com/watch?v=lCYg_gz4fDo
http://www.youtube.com/watch?v=_ve4M4UsJQo
http://www.youtube.com/watch?v=CYOj1t0SDtA
http://www.youtube.com/watch?v=lhhGeDBsGA0
http://www.youtube.com/watch?v=5iIZpnBpTfU
http://www.physicsgames.net/
physicsgames.org
onlinephysicsgames.com