- Directories (2)
- Open Content@ (55)
See also:
Knol
knol.google.com
Peer-reviewed encyclopedia from Google. Articles are written by named contributors.
How Stuff Works
howstuffworks.com
Articles explain how hundreds of things work, from elements of the human body to space-age technology.
Wikipedia
wikipedia.org
A free encyclopedia with millions of articles contributed collaboratively using Wiki software, in dozens of languages.
MSN Encarta Encyclopedia
encarta.msn.com
Includes a world atlas, dictionary, thesaurus, multimedia collection, and homework tools.
Simple English Wikipedia
simple.wikipedia.org
User-contributed online encyclopedia intended for people whose first language is not English.
Nuttall Encyclopædia of General Knowledge
fromoldbooks.org
Approximately 14,000 entries on topics including art, geography, literature, philosophy, religion. Originally published in 1907.
Classic Encyclopedia
1911encyclopedia.org
Browsable online version of the 1911 edition of the Encyclopaedia Britannica.
The Probert Encyclopaedia
probert-encyclopaedia.co.uk
Reference source with several hypertext linked entries covering a broad variety of subjects.
HighBeam Encyclopedia
encyclopedia.com
Offers articles from the Columbia Encyclopedia and Britannica Concise Encyclopedia.
Online Encyclopedia
encyclopedia.jrank.org
Offers articles from on the 11th edition Encyclopedia Britannica, and from the Crystal Reference Encyclopedia. All articles are searchable and alphabetized.
Encyclopaedia Britannica Online
britannica.com
Provides complete text of Encyclopaedia Britannica with search capabilities, related links, and multimedia enhancements. Full text for subscribers only; free trial available.
Britannica Concise
concise.britannica.com
Featuring 28,000 short articles.
Wikinfo
wikinfo.org
User edited encyclopedia based on Wiki software. Contains articles, information on editing, and a list of differences between this encyclopedia and Wikipedia.
World Book Encyclopedia
worldbook.com
Online version of the complete reference work along with dictionary, atlas, links, magazines, historical documents, audio, video, images, and 3D photographs.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.
Hutchinson Encyclopedia
encyclopedia.farlex.com
"A subset of the content (concise set) is provided for free, the access to the rest of the Hutchinson Encyclopedia requires subscription."
Information Please
infoplease.com
Online dictionary, Columbia Encyclopedia, and almanac reference.
Encyberpedia
encyberpedia.com
Electronic encyclopedia with its own content as well as over 10,000 links to the best reference sites on the Internet.
Bartleby.com
bartleby.com
Includes the Columbia Encyclopedia, Sixth Edition, dictionaries, and thesauri.
Encyclopedia Smithsonian
si.edu
Links to on-line Smithsonian resources and answers to frequently asked questions from A to Z.
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Foolish trivia
Detroit Free Press
I publish scientific, technical, medical, professional and scholarly journals, encyclopedias , and more. Based in New Jersey, I rake in more than $1.6 ...
Detroit Free Press
I publish scientific, technical, medical, professional and scholarly journals, encyclopedias , and more. Based in New Jersey, I rake in more than $1.6 ...
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