QIYI wisdom ball is a tactical and mental 3d puzzle. When you rotate the puzzle, you get to see earth's crust, earth's mantle, earth's outer core and earth's inner core. All pieces form a perfect sphere of several layers. Solving this puzzle develops hand-eye coordination, space perception and ability to think.
SPECIFICATIONS
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Brand Name
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QiYi
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Material
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ABS Plastic
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Diameter (in mm)
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66
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Product Weight (in grams)
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119
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Package Weight (in grams)
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183
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Color Scheme
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Stranded |
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Package Contents
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1 Unit Puzzle & 1 Manual
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