(Sample link) White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
(Sample link) National Geographic for Kids http://www.nationalgeographic.com/kids/
Fun Reading Site and Phonics work http://www.starfall.com
Fun Math Site for kids http://www.coolmath4kids.com
Dr. Seuss Website http://www.seussville.com
Fun Brain - Math Games, Reading Games http://www.funbrain.com