Create your own math worksheets http://www.superkids.com
National Geographic for Kids http://www.nationalgeographic.com/kids/
Clifford the Red Dog http://www.scholastic.com/Clifford/
Arthur's Adventures http://pbskids.org/arthur
Arthur http://pbskids.org/arthur/games/index.html
Jan Brett - children's author janbrett.com
Fun Brain.com
bestedsites.com
website from Gifted Child Today mathkids.com
reading and comprehension website bookadventure.org