Learn how Everything Works! HowStuffWorks, a wholly owned subsidiary of Discovery Communications, is the award-winning source of credible, unbiased, and easy-to-understand explanations of how the world actually works. Founded by North Carolina State University Professor Marshall Brain in 1998, the site is now an online resource for millions of people of all ages.
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Zotero is a free, easy-to-use Firefox extension to help you collect, manage, and cite your research sources.
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- Harbor Freight Tools
Quality Tools at the Lowest Prices
Harbor Freight Tools is America’s leading discount tool store, selling quality power, hand and air tools at ridiculously low prices.
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