An introduction to the world of insects, discussing general characteristics of that animal group and some specific members as well.

Describes the history of submarines, how they work, the weapons they carry, and their uses in war and peace time. Includes a glossary and a list

An introduction to the world of plants and how and where they grow.

Brief text and illustrations explore the characteristics, habits and various aspects of plant and animal life.

Describes weather conditions and climates, their causes, and their effects on people and ways of life.

Text, maps, and illustrations present the events that changed the world geographically from the mid-eighteenth century to the present day.

Examines the various parts and functions of the human body.

Discusses the formation, landscape, tides, currents, animal life, resources, and treasures of the ocean and highlights underwater farming, explor