Directory Sites

  • How Stuff Works

    Articles explain how hundreds of things work, from elements of the human body to space-age technology.

    www.howstuffworks.com

  • Bartleby.com

    Includes the Columbia Encyclopedia, Sixth Edition, dictionaries, and thesauri.

    www.bartleby.com

  • HighBeam Encyclopedia

    Offers articles from the Columbia Encyclopedia and Britannica Concise Encyclopedia.

    www.encyclopedia.com

  • Encyclopaedia Britannica Online

    Provides complete text of Encyclopaedia Britannica with search capabilities, related links, and multimedia enhancements. Full text for subscribers only; free trial available.

    www.britannica.com

  • World Book Encyclopedia

    Online version of the complete reference work along with dictionary, atlas, links, magazines, historical documents, audio, video, images, and 3D photographs. Requires free temporary registration with option to buy continued access for full articles.

    www.worldbook.com

  • Encyclopedia Smithsonian

    Links to on-line Smithsonian resources and answers to frequently asked questions from A to Z.

    www.si.edu

  • Wikipedia

    A free encyclopedia with millions of articles contributed collaboratively using Wiki software, in dozens of languages.

    wikipedia.org

  • Information Please

    Online dictionary, Columbia Encyclopedia, and almanac reference.

    www.infoplease.com

  • Britannica Concise

    Featuring 28,000 short articles.

    concise.britannica.com

  • The Probert Encyclopaedia

    Reference source with several hypertext linked entries covering a broad variety of subjects.

    www.probert-encyclopaedia.co.uk

  • Encyberpedia

    Electronic encyclopedia with its own content as well as over 10,000 links to the best reference sites on the Internet.

    www.encyberpedia.com

  • Classic Encyclopedia

    Browsable online version of the 1911 edition of the Encyclopaedia Britannica.

    www.1911encyclopedia.org

  • Wikinfo

    User edited encyclopedia based on Wiki software. Contains articles, information on editing, and a list of differences between this encyclopedia and Wikipedia.

    www.wikinfo.org

  • Online Encyclopedia

    Offers articles from on the 11th edition Encyclopedia Britannica, and from the Crystal Reference Encyclopedia. All articles are searchable and alphabetized.

    encyclopedia.jrank.org

  • Nuttall Encyclopædia of General Knowledge

    Approximately 14,000 entries on topics including art, geography, literature, philosophy, religion. Originally published in 1907.

    www.fromoldbooks.org

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