Description Many people have traveled on airplanes, but do they really know how they work? After reading this innovative book, readers will be airplane experts. A friendly pig named Piggles leads the way on this exciting journey learning about these interesting aircrafts. Informative diagrams help readers easily understand the working parts of these intricate machines, while accessible text is arranged in easy-to-digest sections. Airplanes are a fascinating topic, and understanding how they work can be a valuable piece of knowledge for readers of all ages to have.