Encyclopedia
Britannica Online(http://search.eb.com/)
Users may browse articles alphabetically, by subject or geographically.
Also includes a “Year in Review” of events and people
and a timeline to trace selected topics through history.
Encyclopedia of Life(http://www.eol.org/)
The Encyclopedia of Life seeks to synthesize all information about life on earth. Each of the approximately 1.8 million species has its own series of webpages dedicated to compiling knowledge on the species' taxonomy, geographic distribution, collections, genetics, evolutionary history, morphology, behavior, ecological relationships, and importance for human well being.
Encyclopedia.com(http://www.encyclopedia.com/)
Includes 57,000 frequently updated articles from the Columbia Encyclopedia,
Sixth Edition. Each article is enhanced with links to newspaper
and magazine articles, as well as pictures and maps.
How
Stuff Works(http://www.howstuffworks.com/)
Source for clear, reliable explanations of how everything around
us actually works.
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