Miscellaneous
The Minus Cube, manufactured in the USSR, is a 3D puzzle with similar operations to the 15-puzzle.
Bobby Fischer was an expert at solving the 15-Puzzle. He had been timed to be able to solve it within 25 seconds; Fischer demonstrated this on November 8, 1972 on The Tonight Show Starring Johnny Carson.
Read more about this topic: Fifteen Puzzle
Related Phrases
Related Words