juvenile literature

Discusses behavior, such as mating, communications, and family life, of a variety of animals.

Describes the process of reproduction in various species of animals, including human beings, and the relationship of each with its young.

Discussion of the growth, reproduction, and survival of plants in various habitats and situations.

Describes the discovery and continuing study of cells, their importance to life, one-celled plant and animals, and the specialized cells of higher plants and animals.

Examines the various plants and small animals that live beneath rocks.

Describes various kinds of rocks, their formation and characteristics, and methods of identifying them.

An introduction to the basic principles of chemistry with instructions for simple experiments.

Twenty-five science experiments accompanied by questions which suggest ideas for more extensive science projects.

Explains the various methods of measuring quantity and distance and describes the development of these standards from prehistoric times to the present day.