Cast Donuts has beautifully shaped rings that look like 2 donuts intertwined together. Try solving the puzzle by imagining the inner structure and using each of the rings’ division lines as a hint. You will be pleasantly surprised by the unique movements needed to separate the rings. This puzzle is a masterpiece in design and concept. Created by Vesa Timonen from Finland.
The theme is ‘String’.
Hanayama Co. 2011
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