Fifteen Puzzle Classic Game

Fifteen Puzzle Classic is one of the most interesting and famous puzzle games in the world. The classic version of the game uses only 15 blocks, which are located on a square game board, resembling a box. Each block is a chip with the numbers from 1 to 15. The playing field has only 16 cells for chips, 4 rows of 4 cells. One cell is always empty, with its help you can move all other chips on the field.