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Martins Menace Puzzle A Stewart Coffin Design 217 Shockingly Difficult Brain Teaser
Special Features
- Test your puzzle-solving skills with this extremely challenging 4-piece brainteaser
- Precision laser-cut pieces made from 1/4" maple for a high-quality puzzle experience
- Designed by puzzle master Stewart Coffin and named after Martin Gardner, the Father of Recreational Math
- Compact size of 5.8" x 3.8", perfect for travel or displaying on a desk
- Handmade in the USA under license from Stewart Coffin, no solution included but available upon request
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