15 Puzzle description

The 15-puzzle or Game of Fifteen is a simple classic sliding puzzle solving game that consists of number need to be solve within the sequence 1 to 4, 5 to 8, 9 to 12 and 13 to 15.

The numbers will be randomly arrange on the grid each time to increase the difficulty of the game.

Complete the 15-puzzle by following the sequence as soon as possible to get better score and compare your high score with the world player around the world.