The variable puzzle "exchanges"……

There are too many pieces … or not enough pieces ?
You can chose the number of pieces by row and by column by using the "+" and "-" buttons.

To play, click on the piece of the puzzle you want to move.
Drag it to the chosen square then click. The 2 pieces are exchanged and the couter "exchanges" increases one unit.
To have a look at the model while playing, click on the "Model" button.

When all pieces are at the right place, you win ! You can check the number of exchanges you've done to make it.

To replay the puzzle with the same number of pieces, click on the " New Game " button.

Good luck !

Photo perso.


Explorer 5... and Netscape 6...