plants

Photographs and text depict elements of nature, such as plants, birds, insects, and other animals, in their various natural settings.

Pairs pictures and words to teach young readers about the basic phonetic sounds of the "gr" combination.

Presents the many ways plants are used in everyday life, including food, natural fabrics, medicines, and parts of homes.

Explains and illustrates the interdependent relationships between plants and animals that enable their survival. Discusses out how plants and animals interact, cooperate and compete and shows the constant exchange of nutrients and gases that assures their interdependency. Explores why animals are vital to the reproductive process of many plants and how animals rely on plants for food and shelter. Concludes with an experiment that explores how plants depend on animals for pollination and whether or not a flower's color is responsible for reproductive success.

Discusses the scope of biodiversity and mass extinction as well as the ecological threat posed by human interference.

Plants and the various foods they provide.

Explores the science behind plants, covering the anatomy of plants, plant life cycles, and the role of sunlight, air, and water in growth.

Explores plant diversity, explaining how plant species have evolved in every habitat on the planet. Looks at the differences between nonvascular and vascular plants and the development of seeds. Also identifies the differences between cone-bearing gymnosperms and flowering angiosperms. Examine the structures different plants have developed to adapt in their environment and explore the effects of climate on plant biodiversity using a hands-on experiment.