White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
National Geographic for Kids http://www.nationalgeographic.com/kids/
Variety of approved web sites http://www.kidsites.com/
Math Drill and Practice http://aaamath.com
States and Capitals http://www.50states.com
Great Drill and Practice-all subjects http://classbrain.com
Great Science Fair Ideas http://super-science-fair-projects.com/middle-school-science-fair-projects.html
Great for problem solving. Printable sheets http://nrich.maths.org/public/index.php
Lots of fun games for summer reading http://rif.org/summer
Great Maps and Countries http://atlapedia.com/index.html
Math drill and practice http://aplusmath.com/Games/games.html