POPULAR SITES Encyclopedias

• Wikipedia
  Wikipedia is a free, open content, community-built encyclopedia with thousands of articles on topics from A to Z. Available in dozens of languages.
  www.wikipedia.org
• Encyclopedia Britannica
  Official site of the Encyclopedia Britannica, one of the world's best-known reference books. Find short encyclopedia entries and definitions, or register for complete access.
  www.britannica.com
• Wikipedia in English
  English-language version of Wikipedia, the online encyclopedia built and edited by users. Find encyclopedia entries on almost any topic, or click for a random Wikipedia article.
  en.wikipedia.org
• Encyclopedia.com
  Find encyclopedia entries from the Columbia Encyclopedia, with links to newspaper and magazine articles, pictures, and maps. From Highbeam Research.
  www.encyclopedia.com
• Infoplease
  Online encyclopedia entries, dictionary definitions, and thesaurus help from Infoplease, covering topics from astrophysics to Zimbabwe.
  www.infoplease.com
• Answers.com
  Get answers from a variety of encyclopedias, dictionaries, glossaries, and atlases with Answers.com, an online reference source.
  www.answers.com
• Encarta
  Online encyclopedia, dictionary, atlas, and other reference tools from MSN Encarta. Find encyclopedia entries, dictionary definitions, and homework help.
  encarta.msn.com
• 1911 Encyclopedia Britannica
  Searchable online version of the 1911 Encyclopedia Britannica, containing 29 volumes and articles written by more than 1500 authors on topics from A to Z.
  www.1911encyclopedia.org
• Everything2
  User-created encyclopedia, web directory, and knowledge web. Everything2 offers definitions, articles, and writeups by readers about anything and everything.
  www.everything2.com
• EncycloZine
  Online store and encyclopedia. FInd information and products on topics like art, technology, history, science, sports, and space.
  EncycloZine.com
• Columbia Encyclopedia, Sixth Edition
  Online version of the Columbia Encyclopedia, including thousands of searchable encyclopedia entries and topics.
  www.bartleby.com/65
• Citizendium
  Project to create a user-created encyclopedia that aims to improve on the Wikipedia model by adding 'gentle expert oversight' and requiring contributors to use their real names.
  www.citizendium.org
• Article Insider
  Community where real-life specialists share their knowledge about a wide variety of popular topics.
  www.articleinsider.com
• Probert Encyclopaedia
  Online encyclopedia specializing in short, inter-linked articles about anything from famous actors to "psychological phobias.
  www.probertencyclopaedia.com
• Rudiments of Wisdom Encyclopaedia
  Cartoon, with A to Z drawings by Tim Hunkin illustrating topics like animals, geography, science, and history.
  www.rudimentsofwisdom.com
• Project Galactic Guide
  Spoof encyclopedia meant to guide and misguide its readers in matters of life, death, and finding a parking space anywhere in the Universe, in the style of the Hitchhiker's Guide to the Galaxy.
  www.galactic-guide.com
• Yahoo! Reference
  Find an online encyclopedia, quotations, and other fact-finding tools at Yahoo! Reference. Search for dictionary definitions, spelling help, thesaurus synonyms, maps, flags, and other answers.
  education.yahoo.com/reference
• BambooWeb Dictionary
  Online dictionary and encyclopedia providing articles and information on a wide variety of topics. Browse encyclopedia entries by subject, or search for information by key words.
  www.bambooweb.com
• Fixed Reference: Snapshots of Wikipedia
  Offers periodic fixed snapshot copies of Wikipedia, the collective online encyclopedia, allowing safe reference and linking without talk pages.
  fixedreference.org
• Freebase
  An open, shared database of the world's knowledge.
  www.freebase.com