Fowler, Allan

Discusses how and why various animals migrate, moving in a group from place to place seeking food and better weather.

Explains how the Dewey decimal system of classification for libraries was invented and how it works.

A brief look at the physical characteristics, breeds, and habits of chickens and at how modern poultry farms produce eggs and chickens.

Tells about growing apples and describes the many varieties available.

Identifies the characteristics of birds and provides specific examples including the penguin, ostrich, peacock, and pelican.

Identifies the characteristics of fish and provides specific examples, including the ray, guppy, eel, and seahorse.

Discusses different kinds of mountains, how they were formed, and how they can change over time.

Describes the characteristics of deserts, the animals and plants that live in them, and their constantly changing nature.

A simple description of the characteristics of spring.

A brief history of the Library of Congress describing its role in disseminating information and in collecting, cataloging, and preserving books and other related materials.