FIFTEEN PUZZLE

Classic puzzle that consists of a frame of 4x4 numbered square tiles in random order with one tile from 1 to 15. The goal: arrange the numbers sequentiallyfrom left to right and top to bottom, starting with the knuckles with the number 1 in the upper left corner. Classic puzzle That Consists of a frame of 4x4 numbered square tiles in random order with one tile from 1 to 15. The goal: arrange the numbers sequentiallyfrom left to right and top to bottom, starting with the knuckles with the number 1 in the upper left Corner.