ENCYCLOPEDIAS

• World Book Online -- complete World Book Encyclopedia (subscription service)
• Information Please -- an encylopedia, dictionary, and almanac
• FactMonster -- easy to read short articles
• HighBeam Encyclopedia -- articls from Britannica, Columbia Encyclpedia and Oxford Univ. Press materials
• Virtual Reference Library - 18 specializd encylopdia sets on a variety of topics, including geography, fashion, science and health (subscription service)

DICTIONARIES & THESAURI

• American Heitage Dictionary of the English Language. 4th ed. 2000. Over 90,000 entries
• Merriam-Webster Online -- Dictionary and thesaurus. Also includes a Spanish-English dictionary and a medical dictonary
• World English Dictionary -- includes translations ervice and audio pronunciations
• OneLook -- search many dictionaries at once
• Dictionary.com -- dictionary, thesaurus, encyclopedia, multilingual dictionary, and other language resources.
• Thesaurus.com -- online version of Roget's Thsaurus

ATLASES

• WorldBook Online
• National Geographic Map Machine
• nationalatlas.gov -- a large variet of US maps, including downloadable, printable, interactive
• CIA World Factbook - -maps and other current information about countries.
• Lonely Planet -- maps and other information about travel to other regions
• infoplease World Atlas and Map Library -- basic maps

ALMANACS

• infoplease -- statistics. lists, brief information
• World Almanac for Kids : facts and information on peope, countries, aniimal,s the environment and morer. part of the SIRS Discoverer Subscription service.

HEALTH AND MEDICAL INFORMATION

• MedLinePlus -- from the National Library of Medicine. Great starting point for medical research.
• MayoClinic.com -- sponsored by the Mayo Clinic.