6 Magic Tree House, 1 is a double
5 Calendar Mysteries, 2 are doubles
2 A-Z Mysteries, but it is double
12 Cam Jansen Mystery, 2 are doubles
5 Junie B Jones
15 books by Dan Gutman, (like Miss Small is off the Wall, Miss Lilly is Dilly) 2 are doubled
5 books Beverly Cleary, 1 is double