| title | ISBN-13 | year of publication |
|---|---|---|
| Maths Plus: Lang & Dict Starter Pk | 978-0-435-02480-2 | 1999 |
| Maths Plus: Maths Lang Bk 1 6pk | 978-0-435-02477-2 | 1999 |
| Maths Plus: Maths Lang Bk 2 6pk | 978-0-435-02479-6 | 1999 |
| Maths Plus: Maths Lang Book 1 | 978-0-435-02476-5 | 1999 |
| Maths Plus: Maths Lang Book 2 | 978-0-435-02478-9 | 1999 |