| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Little Einsteins | 978-1-4127-7424-6 | 2007 | |
| Tonka: Board Books with Book Ends | 978-1-4127-3118-8 | 2006 | |
| Tonka: Board Books with Book Ends | 978-1-4127-6382-0 | 2006 | |
| Winnie Puuh - Verrückte Suchbilder | 978-1-4127-7900-5 | 2009 | Esther Hansen |