Practice Multiplication Facts http://www.multiplication.com/interactive/flashfun/flash/index.html
Math Drills http://www.321know.com
Web Achiever http://www.brainchild.com/webachiever/login.aspx
Math SOL Practice http://www.studyisland.com
Math Practice http://www.thatquiz.com
Take an AR test online. https://hosted154.renlearn.com/1449243/default.htm
Search for books that have Accelerated Reading Quizzes http://www.arbookfind.com
Edutest http://www.edutest.com/