Funschool.com
Puzzles, word games, language games and more for preschool to 6th grade.

Berenstain Bears
Actual Factual's fabulous factiods, amazing mazes, coloring books, read from the interactive storybook and more.
 

Prongo.com
Memory games, math games, matching games, etc. for kids ages 3 to 12.

Sesame Street Workshop
Games, stories, art, music, mail, and elmo's world.

Nick Jr.
Fun games, stories, and more.

Whitehouse Kids Page
Fun facts about White House history, games, informational videos, Presidents coloring pages, and life in the White House.

Artic Adventure
Artic Journey, slide show, backyard birds and coloring book.

Children's Bible
Picture stories, coloring book, quizzes. 

Education Place
Games and activities for math, reading, language arts, social studies, and more!

PBS Kids
Games, stories, music, and coloring.

Jan Brett's home page
2,197 pages of free activities, coloring pages, and projects.