Magnif Mag-Nif Cerebral RingsProduct Description The Cerebral Rings puzzle has hundreds of possible combinations and only 8 solutions. Move the red plungers within the puzzle in order to solve the puzzle. Difficulty rating of 2 ( on a scale of 1 4). Made in the USA. From the Manufacturer This high tech puzzler will challenge even the most determined puzzle afiicionado. Each of the three red pistons has three positions. Though there are over 700 possible combinations, only eight
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