Why Does It Fly - A Just Ask Book Author:Chris Arvetis, Carole Palmer illustrated by James Buckley — "How does a plane fly?" asks — Christopher. Eagle explains how — the plane's engines five it speed — to get off the ground and how — the air around the plane lifts it up. — And Christopher feels like a — jet plane himself riding on — Eagle's back. — The JUST ASK series explains the world to your — child. In simple words and... more » colorful pictures,