White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
National Geographic for Kids http://www.nationalgeographic.com/kids/
http://www.funbrain.com
http://www.starfall.com
http://www.internet4classrooms.com
http://saxonpublishers.harcourtachieve.com?HA/resourcelist.aspx?ca=Online
http://pbskids.org/cyberchase/games.html
http://www.scholastic.com/kids
http://www.spellingcity.com
http://mathwire.com/index.html
http://www.popsicle.com
http://www.readwritethink.org/
http://www.timeforkids.com/TFK/kids
http://www.mathslice.com/index.html
http://www.scrubclub.org
Think Central http://reg2.thinkcentral.com/frames.aspx