Grades 4 to 6.

"A photo-illustrated book for elementary readers about unmanned aerial vehicles (UAVs), or drones. Describes the history that led to today's drones and the what makes a drone a robot or simply a remote control plane. Explains their role today and possible future applications in the military, commercially, and for fun. Includes Q&A feature, glossary, index, and further resources"-- Provided by publisher.

Includes bibliographical references and index.

The drone ranger -- Early drones -- How drones work -- Drones of the future -- A worlds of drones.