Example image of eyePlorer eyePlorer map for 'Rubik's Cube': Architecture Ernő Rubik Hungary Mechanical puzzle Professor Sculpture Three-dimensional space Ideal Toy Company Spiel des Jahres Blue Green Orange (colour) Red White Yellow Moholy-Nagy University of Art and Design Budapest Nuremberg International Toy Fair Western world Gordian Knot Patent Japanese patent law Novelty (patent) 1980 October 28 1983 March 29 Professor's Cube V-Cube 6 V-Cube 7 Douglas Hofstadter Names of large numbers Permutation 1000000000 (number) Light-year Millimetre Group action Lo Shu Square Magic square Playing card Suit (cards) Algorithm David Singmaster Prime (symbol) Jessica Fridrich Fridrich Method Lars Petrus Speedcubing 1981 March 13
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