The Devils Square Wood Puzzle | Hard Brain Teaser for Adults physics teach school We are a small family

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Interior fits standard plastic gift cards

The Devils Square Wood Puzzle | Hard Brain Teaser for Adults physics teach school We are a small familyAnother 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