🧠 Unlock your next-level brainpower with the Coil Puzzle — where challenge meets craftsmanship!
The COIL Hanayama Cast Metal Brain Teaser Puzzle is a Mensa-rated Level 3 mechanical puzzle featuring two interlocking geometric metal pieces. Crafted with precision in the USA, it offers a moderately difficult challenge ideal for ages 12 and up. Designed to boost creative thinking and memory, this durable, portable puzzle combines innovative design with premium materials, making it a must-have for serious puzzle lovers seeking a sophisticated mental workout.
| Educational Objective(s) | Color Recognition, Creative Thinking, Memory Skill |
| Language: | English |
| Model Number | 30831 |
| Number of Game Players | Single Player |
| Number of Puzzle Pieces | 1 |
| Assembly Required | No |
| Batteries Required | No |
| Batteries Included | No |
| Material Type(s) | Metal |
| Colour | green |
| Product Dimensions | 12.07 x 7.62 x 0.25 cm; 136.08 g |
| Item model number | 30831 |
| Manufacturer recommended age | 12 years and up |
| Manufacturer | University Games |
| Country of Origin | USA |
| Item Weight | 136 g |
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