- Wikipedia, the free encyclopedia
Today's featured article The Liberty Head nickel was an American five-cent piece. It was struck for circulation from 1883 until 1912, with at least five pieces being ...
- Wiki - Wikipedia, the free encyclopedia
A wiki is a website whose users can add, modify, or delete its content via a web browser using a simplified markup language or a rich-text editor. Wikis are typically ...
- Encyclopedia - Wikipedia, the free encyclopedia
An encyclopedia (also spelled encyclopaedia or encyclopædia) is a type of reference work, a compendium holding a summary of information from either all branches of ...
- Refrigerator - Wikipedia, the free encyclopedia
A refrigerator (colloquially fridge) is a common household appliance that consists of a thermally insulated compartment and a heat pump (mechanical, electronic, or ...
- Facebook - Wikipedia, the free encyclopedia
Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. As of January 2012, Facebook has more ...
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