K I D S (3 to old!)
There are also links to sites for kids under the tabs for subjects.
Starfall. Pre-reading activities | phonics | simple reading | interactive books |phonics games. All the kids agree it’s fun! (informal survey) Ads… http://www.starfall.com/
PBS for kids. Education-oriented games | information PBS kids shows | puzzles | challenges | interaction with some PBS characters. En español tambien. AND Mr Rogers! http://pbskids.org/
Crayola.com Mostly for younger kids: crafts | games |.pages to color. Crayola ads, but you can do a LOT of things without buying. http://www.crayola.com/index.cfm
Kid’s Domain. Jillions of activites here are for downloading [I'd scan, if I were you, but didn't have any problems]; Delete when you’re done, using your computer’s Add/Delete tool. http://www.kidsdomain.com/down/index.html