CHAPTER 1 At the Airport 5 CHAPTER 2 Bigger Faster Farther 9 HOW IT WORKS Turbofan Engines 14 CHAPTER 3 Parts of a Plane 17 CHAPTER 4 Air Travel Today 23 Focus on Passenger Planes 28 Glossary 30 To Learn More 31 Index 32 TABLE OF CONTENTS
AT THE AIRPORT A family arrives at the airport It is early morning But many people are already there The people will travel all over the world First they wait in line to check their bags Then they go through security Passenger planes carry people to and from places all over the world 5 CHAPTER 1
