Describes the various types of forests, elements that make up a forest ecosystem, the wide range of plant and animal species that live in different forests, and the importance of forests to the rest o
Investigates some types of wetlands, including swamps, salt marshes, bogs, and flood plains; the many plants and animals that live in wetlands; and the threats to these ecosystems.
Introduces arthropods, a group of invertebrates which outnumbers all other animal species combined, describing some different types and discussing their physical characteristics, behaviors, and habita
Identifies what is and is not a dinosaur, discusses the physiology and behavior of various types, including stegosaurs, ankylosaurs, and ceratopsians, and introduces theories about their extinction
Introduces fishes, showing and describing different types including freshwater and saltwater, and discussing their anatomy, habitats, reproduction, and diet
Introduces the different qualities and aspects of living things, including people, other animals, and plants, and covering such topics as breathing, feeding, energy, growth, locomotion, and reproducti
Introduces biomes, showing and describing the main kinds and discussing their location, climate, and plant and animal life, as well as those developed by humans
Introduces the life cycles of plants, insects, amphibians, reptiles, fish, birds, mammals, and humans, discussing birth, growth, parental care, and reproduction
A simple introduction to food chains and webs, featuring both herbivores and carnivores and discussing energy, food production, and decomposition in various ecosystems
Introduces the animal kingdom, showing and describing the main groups of animals and discussing their anatomy, habitats, reproduction, and classification
