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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
Measures about 4
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Difficulty: Hard
Based on circle packing mathematics where the area of each piece increases by an area equal to the #1 circle
The Devils Square Wood Puzzle | Hard Brain Teaser for Adults clear front puzzle box Measures about 4Another Devil of a puzzle in our popular Devil's series. (See Devils Egg and Devils Cube Also) This one has 10 fiendishly shaped pieces that will fit back into a square in the box provided. Has a solid wood cover also. If you would like to purchase laser engraving for this item, please supply text in box. Level of Difficulty: Level 5 Materials: Wood
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