Showers, Paul

Briefly discusses the principles of genetics and heredity as illustrated by a youngster's family tree.

A small boy identifies the sounds he hears when taking a walk on the city streets and in the park.

"Every year on October twelfth, with flags and speeches and most of all with festive parades [Americans] . . . celebrate the brave man who sailed ever westward until he reached the shores of America. Paul Showers has told Columbus's story. . . . The years of apprenticeship, the suspensefilled voyage itself, and the dramatic moment of discovery are brought to life.".

Introduces the muscles of the human body and describes how they enable the parts of the body to move.

A simple introduction to the composition and functions of blood.

Explains the basic properties of skin, how it protects the body, and how it can vary in color.

A simple explanation of the structure of the heart and how it works.

Explains the mechanics of speech: what body parts are used, and how different sounds are formed.

Describes the process of hearing, during which sound waves travel through the ear and become signals the brain interprets as individual sounds.

Elementary discussion of the importance of sleep and what happens to our brains and bodies during slumber.