Play and fun this online logic and puzzle mind games. You can
download it to your computer.
Deduction logic puzzle. Click on one of the five spaces to change the color
of the rock in it. Deduction puzzle game. You can choose from five colors. When
you press done, you get a white rock for every rock in the right place, and a black
rock for every rock that is the right color, but in the wrong space. Use this information
to make another guess. See whether you can guess the combination in 10 or fewer
turns. Logic game