Random House Magic Tree House books by Mary Pope Osborn. Listed are the books I have for sale. They are numbered (15 total books) and listed by title: 1. Dinosaurs Before Dark 2. Knights and Castles (Research Guide) 4. Pirates Past Noon 5. Night of the Ninjas 6. Afternoon on the Amazon 13. Vacation Under the Volcano 14. Day of the Dragon King 15. Viking Ship at Sunrise 18. Buffalo Before Breakfast 19. Tigers at Twilight 22. Revolutionary War on Wednesday 26. Good Morning, Gorillas 27. Thanksgiving on Thursday 28. High Tide in Hawaii 29. Christmas in Camelot All books are in good, used condition. No ripped pages, all book covers are in good shape and the book spines are intact. Questions and offers are welcome. Please see all photos before purchase. All sales are as is. Thank you for checking out my closet.