Taylor, Ron

Introduces animals of the mollusk group, many of which live in shells.

Examines the problems caused by radon and asbestos and discusses possible protection and regulation involving these toxic substances.

Discusses such topics as gases, energy, atoms, intelligence and dreams and other things which cannot be seen.

Discusses the adverse effects of pesticides and fertilizers on agricultural produce and what can be done to make foods safer.

Explains the principles of magnification, reveals the world of microbes and viruses, and looks at human cells.

Describes how the body works and discusses the importance of keeping in good health. Also examines advances in medical technology and its impact on the future health of the population of the world.

Includes glossary and index. Contains a variety of projects that introduce scientific principles.

Discusses the speed and power of several land, sea, and air vehicles in a question and answer format.

Uses a question and answer format to answer questions about earth's geology and weather.