Drones are a Modern Engineering Marvel! In this engaging title, readers will explore the history of drones from hot air balloons to radio-controlled aircraft to today's unmanned aerial vehicles. Reginald Denny and his development of radio-controlled planes for the US military is featured, and a colorful infographic shows the parts of a drone. Readers will learn how different types of drones work and see the future of drones from weather monitoring to delivering packages!

Includes glossary, index, online resource (page 31) and timeline. Checkerboard Library.

Special delivery -- Balloons & bombs --Radio control -- Lightning bugs & predators -- Military drones -- How drones work -- Eyes in the sky -- Drones at work -- Drone fun -- Future of drones -- Tech timeline -- Glossary -- Websites -- Index.