| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Friends forever. Class book-Workbook. Per la Scuola elementare. Con espansione online: 3 | 978-0-19-410237-7 (0-19-410237-8) | 2009 | Sue Mohamed |
| Treetops 2: Teacher's Book | 978-0-19-415006-4 (0-19-415006-2) | 2009 | Sarah Howell · Lisa Kester-Dodgson |
| Treetops 4: Teacher's Book | 978-0-19-415016-3 (0-19-415016-X) | 2009 | Sarah Howell · Lisa Kester-Dodgson |