Describes how we use air to build our bodies and to keep ourselves alive and active.

Describes how our bodies process the food we eat and turn it into energy. Includes activities to increase our understanding of the digestive system.

Describes how our bodies grow, how the muscles and bones become larger and stronger, and how our bodies change as we grow older.

Describes how the bones, muscles, lungs, and other parts of the body work together when a person runs.

Describes what happens to our bodies when we sleep and explains why we need this rest.

Describes how our bodies use their resources to fight off infections such as colds and sore throats. Includes activities illustrating how germs spread and how the body reacts to colds.

An illustrated collection of forty-three traditional nursery rhymes including "Humpty Dumpty," "Hey Diddle Diddle," and "Little Jack Horner."