Explores how a rocket's design helps it fulfill its purpose, and challenges readers to build their own cardboard rockets. Vivid photographs and easy-to-read text aid comprehension for early readers. Features include a table of contents, an infographic, a supply list, Think About It critical thinking questions, Making Connections questions, a glossary, and an index.

"When you think of the air force, some of the first things that come to mind may be pilots and their aircraft. Pilots are actually one of the smallest groups of people in the air force. They are supported by other members of aircrew and by a dedicated team of ground staff, who help the aircrew. Without the backup of engineers, mechanics, radar operators, and air traffic controllers, pilots would not be able to fly their missions safely, if at all"--page...