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- Level 7 - Challenging
- Level 8 - Demanding
- Level 5 - Easy
- Level 9 - Gruelling
- Level 10 - Mind Boggling
- Level 6 - Tricky
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Constantin Puzzles: Tough Measures
| Wholesale SKU | RT11 |
|---|---|
| Object | Fit both rulers perfectly onto the grid. |
| Difficulty | Level 8 - Demanding |
| Brand | Recent Toys |
| Types | Packing Puzzles, Jean Claude Constantin |
| Dimensions | 9.6 cm x 1.2 cm x 11.8 cm / 3.78 in x 0.47 in x 4.65 in |
| Packaging | wooden box with plastic window |