Stone Pyramid Puzzle Color:Serpentine Green former editor of the Mathematical

former editor of the Mathematical Games Department

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in adapting the Hang-It-All to a new form

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Stone Pyramid Puzzle Color:Serpentine Green former editor of the MathematicalThe most sophisticated and beautiful version of our favorite puzzle is exclusive to Art of Play. Though the pyramid only has two pieces, it is surprisingly difficult to assemble correctly! After struggling to find the solution for a few minutes, the "Aha!" moment of discovery is incredibly satisfying. There are two qualities that make our version of the classic puzzle different from all the others. First, it is crafted from Green Serpentine, a semi