Probability Websites

http://www.mathgoodies.com/lessons/vol6/intro_probability.html

http://jmathpage.com/JIMSProbabilitypage.html

http://www.ehow.com/list_6160218_probability-games-kids.html

http://www.studyisland.com/

YouTube also has several videos.  I am not sure of the quality of them, but it may be worth viewing if you need extra support at home.