| title | ISBN-13 | year of publication |
|---|---|---|
| Treetops: 1-2: Teacher's Resource Pack | 978-0-19-415021-7 | 2009 |
| Treetops: 1: iTools | 978-0-19-415031-6 | 2010 |
| Treetops: 2: iTools | 978-0-19-415032-3 | 2010 |
| Treetops: 3-4: Teacher's Resource Pack | 978-0-19-415026-2 | 2009 |
| Treetops: 3: iTools | 978-0-19-415033-0 | 2010 |
| Treetops: 4: iTools | 978-0-19-415034-7 | 2010 |
D S · K. D. · K S · L.D. · L.S. · Lisa D. · Lisa Dodgson · Lisa Kester-Dodgson