The magic school bus．2，The search for the missing bones Other title:The search for the missing bones The magic school bus and the missing tooth The magic school bus．Sleeps for the winter / The magic school bus in the time of the dinosaurs The search for the missing bones The magic school bus．1，The truth about bats The magic school bus in the time of the dinosaurs / The magic school bus weathers the storm The magic school bus．15，Voyage to the volcano