| GMD | Text |
| Classification | 516 POS |
| Publisher | London , Scholastic, 2010 |
| Subject | Shapes -- Juvenile literature.Geometrical constructions -- Juvenile literature. |
| Series | Murderous maths |
| Description | 160 pages : illustrations ; 20 cm. |
| ISBN | 9781407107103 |
| Suitable | From 8 To 12 |