Visit the Dept. of Energy's student site to learn how to do a Home Energy Checkup! U.S. Department of Energy
Compare your eating habits to recommended foods for a healthy you! Food Pyramid
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http://www.ixl.com/math/grade-3
http://multiplication.com/interactive_games.htm
http://mathplayground.com/games.html
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http://www.gamequarium.com/
http://www.funbrain.com/brain/ReadingBrain/ReadingBrain.html