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  • 02-10-2019
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How did the invention of tools help early humans?

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  • 02-10-2019

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Early humans in East Africa used hammerstones to strike stone cores and produce sharp flakes. For more than 2 million years, early humans used these tools to cut, pound, crush, and access new foods—including meat from large animals. ... Scientists have made experimental stone tools and used them to butcher modern animals.

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