The Magic School Bus is an American edutainment media franchise that includes a book series, a TV series, a streaming series, and video games. Each of the stories within the franchise centers on the antics of a fictional elementary school teacher, Ms. Frizzle, and her class, who board a "magic school bus", which takes them on field trips to unusual times and locations, such as the Cretaceous Period, outer space, and the interior of the human body.