Open boxes for the extended tricubes are: 3x22x2, 4x18x2, 3x4x11, 4x4x9,
4x8x5, 4x10x4 and 8x10x2 and they are colored green. Some constructions have
two congruent parts, which can be rearranged to get one of the other solutions.
Only one open box for the clipped tetracubes is shown (6x11x3).
Drawings showing the layers of the constructions.
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