| # | Book Title | Author | ||
|---|---|---|---|---|
| 1 | Creature Keepers and the Hijacked Hydro-Hide | Nelson, Peter | ||
| 2 | Creature Keepers and the Swindled Soil-Soles | Nelson, Peter | ||
| 3 | Creature Keepers and the Burgled Blizzard-Bristles | Nelson, Peter | ||
| 4 | Creature Keepers and the Perilous Pyro-Paws | Nelson, Peter |
| # | Book Title | Author | ||
|---|---|---|---|---|
| 1 | Herbert's Wormhole | Nelson, Peter | ||
| 2 | Rise and Fall of El Solo Libre, The | Nelson, Peter | ||
| 3 | AeroStar and the 3 1/2-Point Plan of Vengeance | Nelson, Peter |