Please insert the coloured game stones like mentioned in the task book and the challenge starts. The left free game stones have to be puzzled in. There is only 1 solution. As higher you go in the challenges as much difficult it will be. 120 challenges on 3 different game boards.Please insert the coloured game stones like mentioned in the task book and the challenge starts. The left free game stones have to be puzzled in. There is only 1 solution. As higher you go in the challenges as much difficult it will be. 120 challenges on 3 different game boards.