| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Explore! Science and Technology: Gr 4: Educator's Guide | 978-0-620-25197-6 (0-620-25197-2) | 2001 | J. Carlson |
| Explore! Science and Technology: Gr 5: Educator's Guide | 978-0-620-26703-8 (0-620-26703-8) | 2001 | A. Stafford |
| Explore! Science and Technology: Gr 5: Learner's Book | 978-0-620-26702-1 (0-620-26702-X) | 2001 | " |