Provides an introduction to early Native American civilizations, describing their culture, social structure, religious beliefs, how they hunted and cultivated food, and their interactions with Europea
Discusses the salmon's life cycle, including its journey from freshwater to the ocean and back upstream to mate and lay eggs, the dangers it may encounter along the way, and human efforts to help salm
Looks at what life is like aboard a military submarine, including a history of submarine vehicles, the challenges of adjusting to life underwater, and the usage of sonar.
Introduces alligators, describing their physical characteristics, habitat, behavior, discussing why these animals are unsuitable as pets, and state laws pertaining to owning and feeding them.
Discusses the history of the United States Navy, including what sailors do in the Navy, their accomplishments on and off the battlefield, and spotlights some United States sailors.
Introduces the United States Air Force Special Operation Command, known as Pararescuemen because they parachute down to help fallen soldiers, and discusses their history, duties, training, and accompl
Provides information about tornadoes, including how they form and their destructive ability, and looks at the storm chasers and meteorologists who study these storms.
