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
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.
Puzzle box
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A puzzle box is a box that can be opened only by solving a puzzle. Some require only a simple move and others a series of discoveries.
Mechanical puzzle
…oppositely sloping tapers mating with the two adjoining pieces so that the piece cannot be removed in either direction. Boxes called secret boxes or puzzle boxes with secret opening mechanisms, extremely popular in Japan, are included in this category. These caskets contain more or less complex, usually invisible…
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