| GMD | Text |
| Publisher | New York, NY, HarperCollins, 2015 |
| Subject | Simple machines -- Pictorial works -- Juvenile literature. |
| Series | Let's-read-and-find-out science |
| Description | 37 pages : chiefly illustrations (colour) ; 21 x 26 cm. |
| ISBN | 9780062321473 |
| Suitable | From 6 To 11 |