Thoughtful Gifts for Curious People
£18.99
| /
We will notify you when this product becomes available.
It seems so simple - position the rulers so that they both fit in the grid together. But when the rulers cross over each other, above and below - and the fit needs to be perfect, it's definitely not as easy as it seems.
Made from fine metal and hardwood.
Recommended age range: 14+
Collections: All Products , Design , Engineering , Fun Stuff , Games , Games and Puzzles , Science , The Arts , What's New?