- GKP Mystery Series 1: Illustrated Edition Volume 2 (GKP Mystery Series 1 - Illustrated Editions)
- GKP Mystery Series 1: Illustrated Edition Volime 1 (GKP Mystery Series 1 - Illustrated Editions)
- Secrets of Hoia-Baciu Forest (GKP Most Haunted Places Series)
- Ghosts of Myrtles Plantation (GKP Most Haunted Places Series)
- Ghosts of Edinburgh Castle (GKP Most Haunted Places Series)