A New true book

Explains what the job of the President is and briefly introduces the first forty presidents of the United States, from George Washington through Ronald Reagan.

Briefly discusses the first bridges, famous and unusual bridges, and bridge design and construction.

Photographs and text describe marine life displayed in public saltwater and freshwater aquariums. Includes instructions on how to set up, stock, and maintain your own aquariums and terrariums.

A brief introduction to the cold-blooded backboned, lung-breathing, scaled animals known as reptiles, which include turtles, lizards, alligators, crocodiles, and snakes.

Presents various methods of telling time by using such instruments as the shadow stick, sundial, candle clock, rope clock, water clock, hourglass, and the modern clock.

Describes the traditional lifestyle, arts and crafts, changing land, and modern life of the Tlingit Indians.

Describes the function and structure of the Supreme Court and gives a brief overview of some important cases and well-known justices.

An introduction to the United Nations describing its purpose and organization and the work of its many specialized agencies.

An introduction to the world's four largest bodies of salt water, the Atlantic, Pacific, Arctic, and Indian oceans.

Describes in simple text how the Indians of the sea coast, plains, deserts, swamps, and woodlands lived and how their way of life was influenced by the environment.