Introduces readers to the history, purpose, people, technology, and important missions of the United States Army Special Forces known as the Green Berets.
Introduces readers to the history, purpose, people, technology, and important missions of the United States Army special operations division known as Delta Force.
Just how did dinosaurs become extinct? Many scientists believe that a meteor came into the Earth's atmosphere and played a role in their disappearance. Learn more in Meteors, an AV2 media enhanced book.
The U.S. Navy is the branch of the military responsible for operations at sea. The Navy also uses aircraft in its operations, and it often works together with the Marine Corps.
The Coast Guard is the only branch of the military responsible for enforcing the law, in both the United States and in international waters. During time of war, the Coast Guard can be placed under the control of the U.S. Navy.