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Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

TFD Encyclopedia includes Computer Desktop Encyclopedia, Columbia Encyclopedia and many other great sources.

Leaders of the world. Find and compare world governments by country, chief executive, elections, number of legislators, and more. Data from the CIA.

Annenberg Classroom : Resources For America

Central Intelligence Agency

Vocabulary.com helps you learn new words, play games that improve your vocabulary, and explore language.

WikiAnswers: Questions and Answers from the Community

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

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