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Why It's Almost Impossible to Skip a Stone 89 Times | WIRED
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Square and Triangular Skipping Rocks
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A Coffee Conundrum Puzzle
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Stone Skipping Professionals
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How This Guy Became The Best Rock Skipper On The Planet | Obsessed | WIRED
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You Suck at Skipping Rocks
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Rock river stone skipping championship | ESPN8: The Ocho
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