General Reference
Fact Hound
http://www.facthound.com/Search.aspx
Kidspace
http://www.ipl.org/div/kidspace
Kids Click
http://www.kidsclick.org
Library of Congress for Families
http://www.loc.gov/families/
National Geographic for Kids
http://kids.nationalgeographic.com/kids/
Almanac
Fact Monster
http://www.factmonster.com/orderipa.html
Library Spot
http://www.libraryspot.com/almanacs.htm
The World Almanac for Kids Online
http://www.worldalmanacforkids.com/
The Old Farmer's Almanac for Kids
http://www.almanac4kids.com/privacy.php
Guinness World Records
http://www.guinnessworldrecords.com/
Atlas
World Atlas
http://www.worldatlas.com/atlas/world.htm
Online Atlas
http://www.yourchildlearns.com/online-atlas.htm
National Geographic
http://www.nationalgeographic.com/kids-world-atlas/
Mapquest
http://atlas.mapquest.com/
Fact Monster
http://www.factmonster.com/atlas/
Encyclopedias
Yahoo
http://kids.yahoo.com/reference/encyclopedia
Britannica Kids
http://kids.britannica.com/
Encyclopedia.com
http://www.encyclopedia.com/
Britanica
http://www.britannica.com
World Book Online
http://worldbookonline.com/kids/home
Thesaurus
Think Map
http://www.visualthesaurus.com/
Macmillan
http://www.macmillandictionary.com/about_thesaurus.html
Babylon 9
http://thesaurus.babylon.com/
Thesaurus.com
http://thesaurus.com/
Roget's
http://education.yahoo.com/reference/thesaurus/
Dictionaries
Your Dictionary
http://www.yourdictionary.com/
Merriam-Webster Student
http://www.wordcentral.com/cgi-bin/student?a
One Look
http://www.onelook.com/
Online Dictionary
http://www.wordcentral.com/
Merriam-Webster
http://www.merriam-webster.com/netdict.htm
Dictionary.com
http://dictionary.reference.com
Fact Hound
http://www.facthound.com/Search.aspx
Kidspace
http://www.ipl.org/div/kidspace
Kids Click
http://www.kidsclick.org
Library of Congress for Families
http://www.loc.gov/families/
National Geographic for Kids
http://kids.nationalgeographic.com/kids/
Almanac
Fact Monster
http://www.factmonster.com/orderipa.html
Library Spot
http://www.libraryspot.com/almanacs.htm
The World Almanac for Kids Online
http://www.worldalmanacforkids.com/
The Old Farmer's Almanac for Kids
http://www.almanac4kids.com/privacy.php
Guinness World Records
http://www.guinnessworldrecords.com/
Atlas
World Atlas
http://www.worldatlas.com/atlas/world.htm
Online Atlas
http://www.yourchildlearns.com/online-atlas.htm
National Geographic
http://www.nationalgeographic.com/kids-world-atlas/
Mapquest
http://atlas.mapquest.com/
Fact Monster
http://www.factmonster.com/atlas/
Encyclopedias
Yahoo
http://kids.yahoo.com/reference/encyclopedia
Britannica Kids
http://kids.britannica.com/
Encyclopedia.com
http://www.encyclopedia.com/
Britanica
http://www.britannica.com
World Book Online
http://worldbookonline.com/kids/home
Thesaurus
Think Map
http://www.visualthesaurus.com/
Macmillan
http://www.macmillandictionary.com/about_thesaurus.html
Babylon 9
http://thesaurus.babylon.com/
Thesaurus.com
http://thesaurus.com/
Roget's
http://education.yahoo.com/reference/thesaurus/
Dictionaries
Your Dictionary
http://www.yourdictionary.com/
Merriam-Webster Student
http://www.wordcentral.com/cgi-bin/student?a
One Look
http://www.onelook.com/
Online Dictionary
http://www.wordcentral.com/
Merriam-Webster
http://www.merriam-webster.com/netdict.htm
Dictionary.com
http://dictionary.reference.com