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Chemical Abstracts Service, CAS, is the producer of Chemical Abstracts, SciFinder, and co-partner in operating STN International, all of which provide comprehensive, authoritative, and reliable access to chemical and scientific information from data...

School for Champions provides free online explanations and lessons for those seeking personal, academic and professional success

Offers a single source to search the Web, images, video, news from Google, Yahoo!, Bing, Ask and many more search engines.

Infoplease.com, a free, authoritative, and respected reference for Internet users, provides a comprehensive encyclopedia, almanac, atlas, dictionary, and thesaurus. Infoplease.com contains facts on all subjects including sports, entertainment, techno...

Washington State University provides leading research and world-class learning to 25,000 students at Pullman, Spokane, Vancouver, and Richland, Washington.

Home page of Interactive Learning Paradigms, Incorporated which specializes in custom e-learning solutions, consulting, advertising and retail sales.

Flinn Scientific is a fun and informative resource, providing proven and innovative ideas to help teachers and students succeed.

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College-Cram.com is your ticket to better grades in less time. It