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Soma cube. The Soma cube is a solid dissection puzzle invented by Danish polymath Piet Hein in 1933 [1] during a lecture on quantum mechanics conducted by Werner Heisenberg. [2] Seven different pieces made out of unit cubes must be assembled into a 3×3×3 cube. The pieces can also be used to make a variety of other 3D shapes.
Mechanical puzzle. Mechanical puzzle design by W. Altekruse, patented in 1890. The puzzle consists of twelve identical pieces which must be fitted together. 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.
Pieces. (film) Pieces ( Spanish: Mil gritos tiene la noche, lit. 'The Night Has 1,000 Screams') is a 1982 Spanish-American slasher film directed by Juan Piquer Simón, written and produced by Dick Randall, and starring Christopher George, Lynda Day George, Frank Braña, Edmund Purdom, Paul L. Smith, Ian Sera, and Jack Taylor .
The puzzles in the book cover a wide range of difficulty, and in general do not require more than a high school level of mathematical background. William Gasarch notes that grouping the puzzles only by their difficulty and not by their themes is actually an advantage, as it provides readers with fewer clues about their solutions.
The tangram ( Chinese: 七巧板; pinyin: qīqiǎobǎn; lit. 'seven boards of skill') is a dissection puzzle consisting of seven flat polygons, called tans, which are put together to form shapes. The objective is to replicate a pattern (given only an outline) generally found in a puzzle book using all seven pieces without overlap.
The Puzzle Palace is a book written by James Bamford and published in 1982. It is the first major, popular work devoted entirely to the history and workings of the National Security Agency (NSA), a United States intelligence organization. The title refers to a nickname for the NSA, which is headquartered in Fort Meade, Maryland. [3]
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