Atlas http://www.atlapedia.com/
Brainpop http://www.brainpop.com/
Fact Monster http://www.factmonster.com/
Guinness World Records http://www.guinnessworldrecords.com/
World Almanac http://www.worldalmanac.com/
World Almanac for Kids http://www.worldalmanacforkids.com/
Great Web Sites for Kids http://www.ala.org/gwstemplate.cfm?section=greatwebsites&template=/cfapps/gws/default.cfm
AWL School Web Site http://awl.cps-k12.org/
Scholastic for Kids http://www.scholastic.com/kids/home.htm
Sheppard Software site for Kids http://www.sheppardsoftware.com/
Kidz Page http://thekidzpage.com