Try one of these fun Math Sites:
http://www.aplusmath.com/Games/index.html
http://www.funbrain.com/brain/MathBrain/MathBrain.html
http://www.bbc.co.uk/education/mathsfile/gameswheel.html
http://www.learningwave.com/abmath/absurd4/index.htm
http://www.mathplayground.com/
http://cte.jhu.edu/techacademy/web/2000/integers/intintmain.htm - Interesting Integers Webquest
Holt Mathematics for Middle School for texbook support or specific North Carolina EOG practice questions
Cyberchase - Math games and basic financial planning concepts
Stock Market Game - Invest a virtual $100,000 and see how you do!
Interactive Math Activities from Utah State University. Look for DC Virgo in the drop down menu.
National Library of Virtual Manipulatives - online math manipulatives for all math levels