| # | Book Title | Author | ||
|---|---|---|---|---|
| 1 | Visitor in the Field | Lepp, Royden | ||
| 2 | Secrets of the Cell | Lepp, Royden | ||
| 3 | Death of the Rocket Boy | Lepp, Royden |
Juvenile Series and Sequels
| # | Book Title | Author | ||
|---|---|---|---|---|
| 1 | Visitor in the Field | Lepp, Royden | ||
| 2 | Secrets of the Cell | Lepp, Royden | ||
| 3 | Death of the Rocket Boy | Lepp, Royden |