| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Empowering Children: Play-Based Curriculum for Lifelong Learning | 978-0-17-650223-2 (0-17-650223-8) | 2012 |
| Empowering Children: Play-based Curriculum for Lifelong Learning | 978-0-17-640719-3 (0-17-640719-7) | 2007 |