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Mega Fifteen - Free classic mac puzzle game. Mega Fifteen Free is a sliding square free mac puzzle game, a superset of the Fifteen Puzzle, one of the World's best known puzzles. It consists of 9, 15, 24, and 35 numbered squares that are placed in a 3x3, 4x4, 5x5, and 6x6 leaving one position empty. The goal is to reposition the squares from a given arbitrary starting arrangement by sliding th…
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