Role-Playing for Fun and Profit: Zombie Runs
Ghost Detectors Set 4: Book 20: Doggone!
Creatures of Fantasy: Vampires
Creatures We Can't Live Without: We Need Bats
Uncovering American History: A Primary Source Investigation of the Salem Witch Trials
Searching for the Loch Ness Monster
Do They Exist?: Do Aliens Exist?
Do They Exist?: Do Witches Exist?
Investigating Atlantis and Other Lost Cities
Investigating Witches and Witchcraft
Do They Exist?: Do Haunted Houses Exist?
Do They Exist?: Do Vampires Exist?