Devised by Dr. Karl Scherer, each one of this series of beautifully handcrafted puzzle pendants can be worn around your neck (especially in the small version) or can be used as a pastime.The pendants are professionally silverplated and come with a description of the solution.
The problem is to take the string totally off the puzzle without using any force. Each pendant poses a different challenge and each one has a different solution.
'Racetrack' is a collector's items, no solution attached.
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