Kidsclick http://www.kidsclick.org
National Geographics for Kids http://www.nationalgeographic.com/kids
Fun Brain http://www.funbrain.com/kidscenter.html
CoolMath4Kids http://www.coolmath4kids.com
Primary Games http://www.primarygames.com
AAA Math http://www.aaamath.com
E Z School http://www.ezschool.com
Funbrain http://www.funbrain.com
Fun School http://www.funschool.com
Kids Connect, a safe internet browser http://www.kidskonnect.com
Math Problem Solving http://www.rhlschool.com/math.htm
Math Patterns http://www.learner.org/teacherslab/math/patterns/
Pattern Block Fractions http://math.rice.edu/~lanius/Patterns/index.html
Aplus Math http://www.aplusmath.com/
Alfy.com http://www.alfy.com
Strange Science Matter http://www.strangematterexhibit.com/
BBC Games galore http://www.bbc.co.uk/schools/4_11/
I Know That http://www.iknowthat.com
Learning Planet http://www.learningplanet.com
Math is Fun http://www.mathsisfun.com/
Typing Practice http://www.nimblefingers.com/
PBS Kids http://pbskids.org/
Dr. Seuss http://seussville.com/
Sparky the Fire Dog http://www.sparky.org/
Simple Machines http://www.edheads.org/activities/simple-machines/frame_loader.htm
NASA for Kids http://www.nasa.gov/audience/forkids/kidsclub/flash/index.html
North Pole http://www.northpole.com
White House for Kids http://www.whitehouse.gov/kids/
Multiplication Games for Kids http://www.multiplication.com