Understanding the Paranormal: Investigating Miracles
Mystery Hunters: Fakes and Hoaxes
YIKES! It's Haunted: Haunted Prisons and Asylums
YIKES! It's Haunted: Haunted Hotels
Understanding the Paranormal: Investigating Angels and Demons
Monster Hunting: Hunting Zombies
Understanding the Paranormal: Investigating Hypnosis and Trances
Monster Hunting: Hunting the Headless Horseman
Monster Hunting: Hunting Vampires
YIKES! It's Haunted: Haunted Battlefields and Cemeteries
Understanding the Paranormal: Investigating ESP and Other Parapsychological Phenomena
YIKES! It's Haunted: Haunted Houses
Understanding the Paranormal: Investigating Bigfoot, the Loch Ness Monster, and Other Cryptids
Monster Hunting: Hunting Werewolves
YIKES! It's Haunted: Haunted Ships, Planes, and Cars
Mystery Hunters: Aliens and UFOs
Ghosts in Popular Culture and Legend
Ghost Detectors Set 4: Book 17: Grow a Ghost!
Creatures of Fantasy: Werewolves
True Tales of Terror: Creepy But True: Tales for the Campfire