The object of the puzzle is to assemble the twenty seven small cubes into one large cube such that the sum of the numbers of any three small cubes, vertically or horizontally will add up to forty two.

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The melancholy cube

The melancholy cube Large

27 numbered cubes; 3,5 cm.

one glass cubic show-box: 10 cm.

140 $

The melancholy cube Small

27 numbered cubes: 1.5 cm.

one glass cubic show-box: 5 cm.

80 $

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