| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Maths Plus: Practice for Numbers and the Number System with Tracks, Lines and Grids | 978-0-435-02577-9 (0-435-02577-5) | 2000 | L.J. Frobisher |
| Numeracy Extras: Assessing Key Objectives in Numeracy | 978-0-602-29812-8 (0-602-29812-1) | 2001 | " |