Animal Planet
Tune in and play animal planet games, find out about the animal planet features, and watch videos or live cams of humpback whales, a gorilla, and shark.
http://apl.discovery.com/

Arthur
Meet Arthur and his friends!
Includes songbooks, music box, coloring pages, games, and activities.
http://www.pbs.org/arthur/  

Barney and Friends
Includes coloring pages, music, games, and caregiver activities
http://www.pbs.org/barney/

Berenstain Bear Country
Visit the Berenstain Bears' Country,- check out the Bears' treehouse, watch some videos, visit the library, and play their games.
http://www.berenstainbears.com

Brum
Drive around with Brum and see the sights in Big Town and join in on his adventures.
http://www.brum.tv/

CBeebies
Do fun games, stories, and other activites with many BBC preschool characters, such as the teletubbies, Bob the Builder, Angelmouse, and Clifford.
http://www.bbc.co.uk/cbeebies/

Clifford the Big Red Dog
Includes Clifford's friends, coloring pages, games, and activities
http://pbs.org/clifford/

Crayola Kids
Colorful site maintained by Crayola that contains activities, games, inspiring ideas, and card creator.
http://www.crayola.com/kids/

CYKE, Inc.
Provides activities centering on the emotional and physical health of children. Visit Adventure Station to learn about emotions and coping skills, Castle Fairhope to learn about your body and how music affects emotions, and Densmore Forest to learn about animals.
http://www.cyke.com/

Dole, Five a Day
This is a colorful site with music and games about5 a day fruits and vegetables. Also contains a kid's cookbook.
http://www.dole5aday.com/

Enchanted Learning
This site has lots of activities involving letters, numbers, colors, and rhyming fun.
http://enchantedlearning.com/categories/preschool.shtml

Freddy the Fire Engine
Learn about fire safety through activities, fire prevention information, and games.
http://www.fesa.wa.gov.au/internet/freddy_fire_engine/default.htm

Fun School Preschool
Explore animal homes, letters, shapes, numbers, and more
http://www.funschool.com/games.php?section=g1

Fun with Spot
Join Spot and visit a farm, park, and beach for games, stories and activities.
http://www.funwithspot.com

Hop Pop Town
Introduces children to music by letting them experiment with notes and instruments. They can also record their songs.
http://www.kids-space.org/HPT/

KidsPsych: The Magic of Imagination
An interactive web adventure for children ages 1-5 and 6-9 that helps them to understand themselves and each other.
http://www.kidspsych.org/index1.html

Little Explorers
Browse through a picture dictionary with brief descriptions of the word and then follow the links for related activities.
http://www.LittleExplorers.com

Mister Roger's Neighborhood
Visit Mr. Roger's House and Neighborhood and discover how things are made, activities, recipes, interactive stories, words and songs from the television show. Also has caregiver tips on using the activities.
http://pbs.org/rogers

Mouse House Jr.
Sneak a free peak at Disney's Blast, their online membership club. Take a trip to Mickey's House, Pooh's Corner, and Character Castle and play games and listen to music.
http://disney.go.com/mousehousejr/intro.html

Nick Jr.
Play games with some of your favorite characters- Dora the Explorer, Blue and Joe, Little Bill, Franklin the Turtle, and Maggie.
http://www.nickjr.com

PBS Kids Online
Includes other PBS program characters, including Between the Lions, Caillou, Dragontales, Noddy, Teletubbies, and more. Site has caregiver explanations on how to use the activities and extend them offline.
http://pbskids.org

Sesame Street
Tickle Elmo! Includes stories, games, coloring pages, Sesame Street video clips, and Sesame Street characters.
http://www.sesameworkshop.org/sesamestreet/0,1292,,00.html

Story Place. The Children's Digital Library
Choose a theme, such as pets, monkeys, shapes, read a story, do related activities, and check out suggested readings for the corresponding theme.
http://www.storyplace.org/preschool/other.asp

Seussville University
Your favorite Seuss characters serve as your guides while you learn basic reading, math, science, and reasoning skills.
http://www.seussville.com/seussville/university/

Up To Ten.com
Visit Boowa and Kwala and go around the world through songs and games galore. Free membership for more activities.
http://www.uptoten.com

Veggie Tales
A children's video series hosted by Bob the Tomato and Larry the Cucumber that teaches values such as honesty, kindness, and forgiveness in a delightful way. Also has related activities and parent instructions.
http://www.bigideafun.com/veggietales/default.htm

Educational Freeware
The best educational free software for adults and children.
http://www.educational-freeware.com/