http://www.nasa.gov/audience/forkids/kidsclub/flash/index.html

Learn about the universe from the experts, NASA.

http://education.jlab.org/elementmatching/index.html
You have a chemical symbol, but which element does it belong to?

http://www.abcya.com/skeletal_system.htm
Can you name the bones in under 20 clicks?

http://www.sheppardsoftware.com/periodictable_0_click_all.html
You’re given an element name, click the matching chemical symbol on the periodic table.

http://kids.discovery.com/

This Discovery site is designed just for kids!

http://www.sciencemonster.com/

The best kind of Monster is a Science Monster.

http://www.brightstorm.com/science

This site is designed for older Science students. Learn about Biology, Chemistry, and Physics.

http://www.madsci.org/

The only Science is Mad Science. Go mad with experiments.

http://yucky.discovery.com/flash/

Looking for the yuckiest sites of the Internet, just for kids! Look no further.

http://www.sciencebuddies.org/

Looking for a science fair project, answers to a science question, or science tools?

http://www.smithsonianeducation.org/idealabs/universe/index.html
Discover how http://www.kidskonnect.com/big the universe really is by comparing planets to every day objects

http://www.nationalgeographic.com/

National Geographic will inspire you to care for the planet by learning what makes it special.

https://www.madisontrust.com/client-resources/articles/gold-silver-and-other-precious-metals/

Periodic table and precious metals references ~ suggested by Eliza