| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Problems as Possibilities: Problem-Based Learning for K-12 Education | 978-0-87120-297-0 (0-87120-297-2) | 1998 | Sara Sage |
| Problems as Possibilities: Problem-Based Learning for K-16 Education | 978-0-87120-574-2 (0-87120-574-2) | 2002 | " |