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Find what you want in a library near you with WorldCat, a global catalog of library collections.

Prezi is the zooming presentation editor

Twitter is without a doubt the best way to share and discover what is happening right now.

Choose from more than 100 million new & used books, used textbooks, and rare, out-of-print books from over 8,000 independent book stores around the world.

AbeBooks is your source for Used, New, Rare and Out of print books. Find classic collectibles, rare signed editions, used textbooks, and inexpensive bestsellers from independent booksellers worldwide.

English-Spanish Translation Software, Bilingual English-Spanish Dictionaries, Medical Dictionary, Business & Finance Dictionary, Law Dictionary, Information Technology Dictionary, with translations, synonyms, definitions, usage examples, quips, q...

Biblio brings together thousands of independent booksellers worldwide to offer you over 50 million used, rare, out-of-print, signed and first edition books and textbooks. Searching is done by author, title, keyword, or isbn number. Search Biblio for ...

Classify is an OCLC Research prototype that helps you classify books, magazines, movies, and music using the Dewey Decimal Classification system or the Library of Congress Classification system.