Soma cube
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The Soma cube is a solid dissection puzzle invented by Danish polymath Piet Hein in 1933 during a lecture on quantum mechanics conducted by Werner Heisenberg.
The pieces of a Soma cube
Fully assembled
In a common version the constitute cubes of each piece alternate in lightness (14 white and 13 dark)
Mechanical puzzle
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A mechanical puzzle is a puzzle presented as a set of mechanically interlinked pieces in which the solution is to manipulate the whole object or parts of it. While puzzles of this type have been in us
Soma cube
…The Soma cube is a solid dissection puzzle invented by Danish polymath Piet Hein in 1933 during a lecture on quantum mechanics conducted by Werner Heisenberg. Seven different pieces made out of…
Mechanical puzzle design by W. Altekruse, patented in 1890. The puzzle consists of twelve identical pieces which must be fitted together.
Disassembly puzzles
The Chinese wood knot, a notorious interlocking puzzle. In this particular version designed by Bill Cutler, five moves are needed before the first piece can be removed.
A disentanglement puzzle. The object is to remove the string with the two balls from the wire construction.