| # | Book Title | Author | |
|---|---|---|---|
| Beyond the Black Hole | Hoena, Blake A. | ||
| Eek and Ack vs. the Wolfman | Hoena, Blake A. | ||
| Invaders from the Great Goo Galaxy | Hoena, Blake A. | ||
| Ooze Slingers from Outer Space | Hoena, Blake A. | ||
| Puzzling Pluto Plot, The | Hoena, Blake A. |
Juvenile Series and Sequels