| Other Title | Guaranteed to mash your mind |
| GMD | Book |
| Language | E |
| Classification | MAT |
| Publisher | Scholastic,, London :, 2008 |
| Subject | Mathematicsbasicsnumbersmeasurements |
| Topic | Mathematicsbasicsnumbersmeasurements |
| Series | Murderous Maths# |
| Description | 159 p. :;ill. ;20 cm.; |
| ISBN | 9781407105871 |