http://www.multiplication.com/interactive_games.htm
http://www.aaamath.com/B/mul.htm
http://www.aaamath.com/B/div.htm
http://teachersmentor.com/math/math_facts.html
http://www.handwritingforkids.com/handwrite/math/multiplication/
http://www.learningplanet.com/act/mayhem/index.asp