| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Explaining and Exploring Mathematics | 978-1-138-68021-0 (1-138-68021-4) | 2017 |
| Explaining and Exploring Mathematics: Teaching 11 to 18 year olds for understanding and enjoyment | 978-1-138-68019-7 (1-138-68019-2) | 2016 |
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