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These modern stone tools prove it. Designed by Ami Drach and Dov Ganchrow, each tool is specially engineered to fit the piece of stone or flint its paired with.
Tools solve Stone Age mystery: Cavemen were smarter than we thought By Jen Christensen, CNN 3 min read Published 7:56 AM EDT, Wed August 10, 2016 Link Copied! University ...
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