Describes the physical characteristics, habitat, and behavior of the poisonous snakes known as water mocassins or cottonmouths.

Describes the physical characteristics, habitat, and behavior of copperhead snakes.

Introduces the world of koalas, their physical characteristics, behavior, and and interaction with humans.

Describes the peaceful marches in the United States on behalf of civil rights for blacks from the 1950s to the 1990s, including the March on Washington and other important marches.

Discusses the events of the Great Depression, from its roots in the economic boom of the 1920s to its conclusion during World War II.

Describes the geography, plants and animals, history, economy, language, religions, culture, and people of the state of Mississippi.

Describes the selection, training, accomplishments, and history of guide dogs.

Describes the selection, training, accomplishments, and history of police dogs.

Looks at the history of the pyramids of Egypt, how they were conceived, who built them, and the legacy of the monuments.

Describes experiments in which apes and dolphins have been taught aspects of human language and discusses the contributions of these experiments to our understanding of animal intelligence.