Unboring American Mysteries for Kids: Funny, Fascinating Guide to the Strangest True American Mysteries, Shocking Truths, and Unexplained Events
Unboring Lost Civilizations Mystery for Kids: Funny, Fascinating Guide to the Greatest Lost Civilizations, Ancient Mysteries, and Secrets History Can't Explain
Unboring Egyptian Pyramids Mystery for Kids: Funny, Fascinating Guide to the Strangest True Egyptian Pyramids Mysteries, Hidden Secrets, and Unexplained History
Unboring Mayan & Aztec Mysteries for Kids: Funny, Fascinating Guide to the Greatest Mayan & Aztec Mysteries, Ancient Secrets, and Unanswered Questions
Unboring Medieval Castle Mysteries for Kids: Funny, Fascinating Guide to the Most Baffling Medieval Castle Mysteries, Forgotten Secrets, and Unsolved History
Unboring Renaissance Mysteries for Kids: Funny, Fascinating Guide to the Greatest Renaissance Mysteries, Secret Inventions, and Unanswered Questions
Unboring Disappearance of the Roanoke Colony Mystery for Kids: Funny, Fascinating Guide to the Most Baffling Roanoke Colony Mysteries, Forgotten Clues, and Unsolved History
Unboring Mary Celeste Mystery for Kids: Funny, Fascinating Guide to the Strangest True Mary Celeste Mysteries, Hidden Clues, and Unexplained Disappearance
Unboring Samurai & Ninja Mysteries for Kids: Funny, Fascinating Guide to the Greatest Samurai & Ninja Mysteries, Secret Missions, and Unanswered Questions