Hardcover
ISBN: 978-0-435-02311-9
ISBN-10: 0-435-02311-X
Heinemann Educational Publishers
| See also: | ||
| 2003 | Paperback | Colour-factor in Action: Stage 5 (Heinemann maths plus) |
| 2003 | Paperback | Colour-factor in Action: Stage 6 (Heinemann maths plus) |
| Hardcover | Colour-factor in Action: Stage 3 | |
| Hardcover | Colour-factor in Action: Stage 4 | |