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HowStuffWorks Electronics gives you explanations, reviews, opinions, and prices for popular electronics, iPods, home theaters, and other gadgets.

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Laptop Computers, Desktop Computers, Computer Hardware, Notebooks, Reviews From Dell, HP, Toshiba, Acer

The Projector Pros provides the best selection of business projectors, home theater projectors, plasmas, flat panel TVs, screens and accessories by the world

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Physics, astronomy and science news, community, education and reference. Job board, directories, forums, chat, education reference, fun and more.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

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...