1739 Square-1 (Q4154)
1739, a three-layered, shape-shifting mechanical puzzle, the aim of which is to restore the cube shape and the single-colour faces
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | 1739 Square-1 |
1739, a three-layered, shape-shifting mechanical puzzle, the aim of which is to restore the cube shape and the single-colour faces |