White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
(Sample link) National Geographic for Kids http://www.nationalgeographic.com/kids/
(Sample link) Fun activities - by girls....for girls. http://www.missoandfriends.com/
Stories and activities to help kids learn to read or become better readers http://www.starfall.com
Math Fun http://www.funbrian.com/
More Math Fun http://www.mathplayground.com/index.html
Join the fun with Ranger Rick http://www.nwf.org/rangerrick
Interactive http://www.prongo.com
Reading http://www.rif.org/summer
Reading http://www.bookadventure.com
Games http://www.rainbow-magic.com
More games http://www.PrimaryGames.com
Dr. Seuss Fun http://www.seussville.com/main.php?section=home&isbn=&catalogID=&eventID%20=
Clifford The Big Red Dog http://pbskids.org/clifford/index-brd-flash.html
Learning Activities http://pbskids.org/lions/games/stacker.html
Reading is Fun! http://www.rif.org/readingplanet/