Description

rubiks cubeRubik's Cube is a 3-D combination puzzle invented in1974 by Hungarian sculptor and professor of architecture ErnőRubik. Originally called the "Magic Cube", the puzzle was licensedby Rubik to be sold by Ideal Toy Corp. in 1980 via Germanbusinessman Tibor Laczi and Seven Towns founder Tom Kremer, and wonthe German Game of the Year special award for Best Puzzle thatyear. As of January 2009, 350 million cubes had been sold worldwidemaking it the world's top-selling puzzle game. It is widelyconsidered to be the world's best-selling toy.
In a classic Rubik's Cube, each of the six faces is covered by ninestickers, each of one of six solid colours (traditionally white,red, blue, orange, green, and yellow, where white is oppositeyellow, blue is opposite green, and orange is opposite red, and thered, white and blue are arranged in that order in a clockwisearrangement).[10] An internal pivot mechanism enables each face toturn independently, thus mixing up the colours. For the puzzle tobe solved, each face must be returned to consisting of one colour.Similar puzzles have now been produced with various numbers ofsides, dimensions, and stickers, not all of them by Rubik.
Although the Rubik's Cube reached its height of mainstreampopularity in the 1980s, it is still widely known and used. Manyspeedcubers continue to practice it and other twisty puzzles andcompete for the fastest times in various categories. Since 2003,The World Cube Association, the Rubik's Cube's internationalgoverning body, has organized competitions and kept the officialworld records.