Freaky True Science: Freaky Stories from Beneath the Sea
True Tales of Terror: And the Cat Came Back: True Tales of Animal Spirit Hauntings
Ghost Detectors Set 4: Book 19: The Spelling Bee Specter!
Role-Playing for Fun and Profit: Zombie Runs
Mysteries of History: Mystery of Area 51
Creatures of Fantasy: Frankenstein's Monster
True Tales of Terror: Ghost Hunting: True Tales of Poltergeist Investigations
Creatures We Can't Live Without: We Need Bats
Ghost Detectors Set 4: Book 20: Doggone!
Freaky True Science: Freaky Weather Stories
Ghost Detectors Set 4: Book 18: Spaced Out!
Creatures of Fantasy: Leprechauns
Role-Playing for Fun and Profit: Haunted Houses