"Militaries use robots and drones in the air, on the ground, and underwater all around the world. Drones spy on targets and robots disable bombs to get the job done!"--Provided by publisher.
"Militaries need fast and powerful machines in the air. Fighter jets, cargo planes, and other amazing aircraft zoom over land and water to get the job done!"--Provided by publisher.
"Militaries need tough fighting machines on land. Tanks and other vehicles roll through deserts and speed through rugged mountains to get the job done!"--Provided by publisher.
