This is a great site and one of my favorites! If you like Clifford the Big Red Dog, Arthur, D.W. & their friends, or Curious George you will love this site! http://pbskids.org
Playhouse Disney is a really nice site. Have Fun! http://disney.go.com/playhouse/index.html
Nick Jr. is GREAT! This site has a TON of great games and activities and even parent information! Stop over and play & learn with Dora, Diego, and Blue! http://www.nickjr.com
Great age appropriate activities! http://www.starfall.com
This site has some really good math games and activities! http://www.softschools.com
This site has some great Clifford activies! http://www.scholastic.com
Super math games here! http://www.ixl.com/math/kindergarten
These two sites are helpful for beginning readers! http://www.readwritethink.org/materials/picturematch
http://www.readwritethink.org/materials/wordfamily
There are some neat Dr. Seuss Games on this site! http://www.seussville.com
Here is another good MATH site! http://illuminations.nctm.org/