Multiplication post test: http://www.multiplication.com/quiz/quickquizposttest/quiz1-9.htm
Math Magician games: http://www.oswego.org/ocsd-web/games/Mathmagician/cathymath.html
Timed multiplication test practice: http://www.mrmyers.org/Math_Mania/ttmult.html
Timed division test practice: http://www.mrmyers.org/Math_Mania/ttdiv.html
Compass Learning Odyssey: http://www.CompassLearningOdyssey.com