Herbert S. Zim

This handy identification guide to the most common kinds of rocks and minerals offers concise and fascinating information on physical and chemical properties, origins and geologic significance, gems and semiprecious stones, how to find and collect specimens. Illustrated in full color throughout, this is a gem of a guide for rockhounds and mineral collectors. Includes information on collecting and identifying minerals, and sections on metallic, nonmetallic,...

"A pocket-sized book containing all sorts of facts about the weather-how rain, snow, and hurricanes form, why the seasons come to pass, meteorological instruments, and many others." Retail bookseller.

This guide introduces some of the many adaptations of the fascinating snakes and turtles, frogs and salamanders found in North America. (YOUNG ADULT READING)

Discusses the many uses of the world's most common mineral, whose forms range from the ordinary grain of sand to the amethyst, a semiprecious stone.

Explains how to tell toads from frogs, how these amphibians make their mating call, their reproduction and development, and other aspects of their habits and behavior.

Describes the whale's structure and adaptation to water life as a mammal, telling how it breathes, dives, feeds and mates, and briefly notes the importance of the whaling industry.

Discusses the origin and application of the metric system with examples illustrating its use.

A beginning handbook on raising homing pigeons, which covers lofts, feed, health, breeding, training, flying, racing, and showing.