B. A. · Bob Angel · Bobbi Angell
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| 50 Maths Lessons for Less Able Learners - Ages 9-11: Ages 9-11 | 978-0-439-96521-7 (0-439-96521-7) | 2006 |
| 50 Maths Lessons for More Able Learners Ages 9-11 | 978-0-439-94529-5 (0-439-94529-1) | 2007 |