Ask Jeeves For Kids   

http://www.ajkids.com/

Yahooligans

http://www.yahooligans.com/

Fact Monster

http://www.factmonster.com/

KidsClick!

http://www.kidsclick.org/

Awesome Library

http://www.awesomelibrary.org/

Family Source

http://www.family-source.com/

Dibdabdoo

http://dibdabdoo.com/

Education World

http://www.education-world.com/

Kids Search Tools

http://www.rcls.org/ksearch.htm

SearchEdu.com

http://www.searchedu.com/

Teach-nology.com

http://www.teach-nology.com/

TekMom's Search Tools for Students

http://www.tekmom.com/search/