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Missing Link (puzzle)
Missing Link is a mechanical puzzle invented in 1981 by Steven P. Hanson and Jeffrey D. Breslow. The puzzle has four sides, each depicting a chain of a different color. Each side contains four tiles, except one which contains three tiles and a gap. The top and bottom rows can be rotated, and tiles can slide up or down into the gap. The objective is to scramble the tiles and then restore them to their original configuration. The two middle rows cannot be rotated. To move tiles in these rows, you need to loop the tiles from one row to another, up and down. There are 15 tiles and a gap, giving a maximum of 16! arrangements. However, the middle tiles of each four-tile chain are identical, and each position is equivalent to seven other positions obtained by rotating the entire puzzle (about its axis or upside-down), reducing the number of arrangements to 16! / 8 / 8 = 326,918,592,000. If the three long chains are also considered interchangeable, then the number of arrangements is fu ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Missing Link Puzzle
Missing or The Missing may refer to: Film *Missing (1918 film), ''Missing'' (1918 film), an American silent drama directed by James Young *Missing (1982 film), ''Missing'' (1982 film), an American historical drama directed by Costa-Gavras about the 1973 coup in Chile *, a Belgian film that was a List of 2007 box office number-one films in Belgium, 2007 box office number-one film in Belgium *''Missing'', a 2007 film featuring Nao Ōmori *Missing (2008 film), ''Missing'' (2008 film), a Hong Kong horror film directed by Tsui Hark *, a South Korean film directed by Kim Sung-hong *Missing (2009 short film), ''Missing'' (2009 short film), a film starring Susan Glover *Missing (2010 film), ''Missing'' (2010 film), a List of Jordanian films, Jordanian film directed by Tariq Rimawi *Missing (2016 film), ''Missing'' (2016 film), a South Korean film directed by Lee Eon-hee *Missing (2018 film), ''Missing'' (2018 film), an Indian film directed by Mukul Abhyankar *Missing (2019 film), ''Missing ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |