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Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our FREE, online library.
Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.
10,000+ articles. 1,000+ articles. 100+ articles. Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.
Welcome to Oxford Research Encyclopedias. Current, peer-reviewed trustworthy research, read in 30 minutes or less across 25 encyclopedias. Includes the Encyclopedia of Social Work and the Oxford Classical Dictionary. Learn more.
Wikipedia is a free content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the use of the wiki-based editing system MediaWiki. Wikipedia is the largest and most-read reference work in history.
English Wikipedia. The English Wikipedia is the primary [a] English-language edition of Wikipedia, an online encyclopedia. It was created by Jimmy Wales and Larry Sanger on 15 January 2001, as Wikipedia's first edition. English Wikipedia is hosted alongside other language editions by the Wikimedia Foundation, an American nonprofit organization.
