Ellen Schecter
Publisher
Scholastic
Pub. Date
[2009]
Language
English
Description
As Ms. Frizzle leads the way, the class takes an action-packed journey through Arnold's digestive system (For lunch), a pulsating excursion through Ralphie's bloodstream (Inside Ralphie) and an exciting exploration through the Ralphiebot Robot to learn about bones, joints and muscles (Flexes its muscles).