The Rubik's Cube, also called Rubik's Cube, was originally a mechanical educational toy invented by Professor Ern Rubik of Budapest Institute of Architecture in 1974. There are many ways to play Rubik's Cube, such as racing, blind twisting and single twisting. The popularity has not diminished so far. Every year, large and small competitions are held, which is one of the most popular intellectual games.
The Rubik's cube in the usual sense refers to the third-order Rubik's cube in the narrow sense. The third-order Rubik's cube is usually a cube, made of elastic hard plastic. The conventional racing game is to disrupt the Rubik's cube and then restore it in the shortest time. The generalized Rubik's cube refers to all kinds of geometric bodies that can be disturbed and restored by rotation.
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Early attempt
Larry,1March 970
Nichols invented the "rotatable puzzle"
Groups ",and applied for a Canadian patent, is a 2×2×2 Rubik's cube, but each square is attracted by magnets. 1972 obtained the American patent, two years earlier than Professor rubik's third-order Rubik's Rubik's cube.
give rise to
Rubik Erno is a professor of architecture and sculpture in Hungary. In order to help students understand the composition and structure of the space cube, he made the first prototype of the Rubik's Cube, inspired by the sand in the Danube.
1974, Professor rubik invented the first Rubik's Cube (then called magic).
Cube), and obtained the Hungarian patent number HU 170062 in 1975, but did not apply for an international patent. The first Rubik's Cube was sold in a toy store in Budapest in 1977.
Unlike Nichols' Rubik's Cube, Professor Rubik's Cube's parts are interlocking like tenons, which are not easily separated by external forces and can be made of any material.
1979 In September, Ideal Toy Company brought the Rubik's Cube to all parts of the world, and made its debut at international toy fairs in London, Paris and the United States in February and June. 1980.
After the exhibition, Ideal Toy Company renamed the Rubik's Cube as 1980 May, and the first batch of Rubik's Cube was exported to Hungary.
Reference to the above content: Baidu Encyclopedia-Rubik's Cube