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YouTube is a place to discover, watch, upload and share videos.

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

We rank the best elementary science software with side-by-side comparisons. Read in-depth product reviews and articles. Compare features, prices and browse hundreds of screenshots to help you make the most informed decision as to which elementary sci...

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.

Help build the most comprehensive human-reviewed directory of the web

Your guide to physics on the web. physics.org is the place to be if you have a burning physics question, or if you just want to browse articles and interactive features about physics

DC Tech is a technical services company, specializing in science and education on the internet.

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Comprehensive links to information and resources about the Linux Operating System.

Chemistry Help at Interactive Learning Inc. Specializing in physics help, biology help, chemistry software and physics software