Puzzle 

One picture is divided into several pieces of the same size. Disorder the pieces of picture. One piece is taken away such that there is an empty place. Player can move a piece of picture adjacent to the empty place to it. If all the pieces of picture in their original positions, the game is completed.

Click a piece of picture adjacent to the empty place (left, right, up or down) will move the piece to the position of the empty place. 

 

 

Answer