4x4x4 Cube
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The 4x4x4 Cube or Rubik's Revenge is a twistable puzzle in the shape of a cube that is cut in four layers in each of the three axis x, y and z.
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The 4x4x4 Cube or Rubik's Revenge is a twistable puzzle in the shape of a cube that is cut in four layers in each of the three axis x, y and z.
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