🧠 Unlock the Challenge of the U-U Puzzle!
The Hanayama and CruxCast U-U Puzzle is a Level 4 challenge designed for puzzle enthusiasts aged 14 and up. With its compact dimensions of 11 x 9.4 x 4.6 cm and weighing just 140 g, this engaging puzzle consists of 4 to 6 pieces that test your concentration skills without the need for batteries. Plus, it comes with a collectible Crux Puzzles sticker to showcase your achievement!
| Package Dimensions | 11 x 9.4 x 4.6 cm; 140 g |
| Manufacturer recommended age | 14 years and up |
| Educational Objective(s) | Concentration Skill |
| Number of Puzzle Pieces | 4, 6 |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | Plastic |
| ASIN | B09QGRDCNC |
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