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Burr puzzles. A burr puzzle is an interlocking puzzle consisting of notched sticks, combined to make one three-dimensional, usually symmetrical unit. These puzzles are traditionally made of wood, but versions made of plastic or metal can also be found. Quality burr puzzles are usually precision-made for easy sliding and accurate fitting of the ...
Pentangle's first product was a burr puzzle, the Woodchuck puzzle, whose object was to assemble 24 wooden pieces into an octahedral shape. It sold hundreds of thousands of these. [ 1 ] Pentangle eventually made a total of 314 different burr puzzles, and from 1979 made and sold the "Chinese Cross", a compendium of 42 pieces including all the ...
A combination puzzle, also known as a sequential move puzzle, is a puzzle which consists of a set of pieces which can be manipulated into different combinations by a group of operations. Many such puzzles are mechanical puzzles of polyhedral shape , consisting of multiple layers of pieces along each axis which can rotate independently of each ...
The Universal Book of Mathematics provides the following information about Altekruse puzzle: [2] [3] A symmetrical 12-piece burr puzzle for which a patent was granted to William Altekruse in 1890. The Altekruse family is of Austrian-German origin and, curiously, the name means "old cross" in German, which has led some authors to incorrectly ...
[5] [17] Another example is the wooden version of the puzzle produced by Drueke & Sons, under the name "Pa's T puzzle", dated around the 1940s and here depicted to the right. [18] Later also versions were produced with plastic pieces, such as "Adams T puzzle" by S.S. Adams Co in the 1950s' [ 18 ] [ 19 ] [ 20 ] and "The famous T puzzle" by Marx ...
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Stave Puzzles is an American jigsaw puzzle company located in Norwich, Vermont. The company was started in 1974 by Steve Richardson and Dave Tibbetts and was called Stave—a portmanteau of their first names. [1] They manufacture hand cut jigsaw puzzles made from cherry-backed, 5-layered, 1 ⁄ 4-inch (6.4 mm) wood. Stave produces several ...
Although the puzzle is a disentanglement-type puzzle, it also has mechanical puzzle attributes, and the solution can be derived as a binary mathematical procedure. The Chinese rings are associated with the tale that in the Middle Ages , knights would give these to their wives as a present, so that in their absence they may fill their time.
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related to: wooden burr puzzle plans for sale at home page 1 20 x 2 00 w bale of hay