Stille, Darlene R

Explains what foodborne illness are, how they spread, and how they can be prevented.

Examines the advancements made in earthquake prediction and detection and in building safer structures.

Presents biographical sketches highlighting the contributions of women, mostly American, to the field of medicine in the nineteenth and twentieth centuries.

Describes the various parts of the nervous system and explains how sensory messages are sent back and forth through nerves between the brain and the body.

Compares genes to blueprints for a home, explains how genes pass traits from generation to generation through heredity, and discusses the breeding of plants and animals for specific traits, the role of genes in disease, and ethical issues in genetic science.

Presents an introduction to DNA, in simple text with illustrations, explaining its vital role in the cells of every organism, and providing information on molecular life, the gentic code, RNA, proteins, and more.

Presents a simple study on the physics of light and how light waves behave, and examines why stars twinkle, how telescopes and prisms work, and more.

Takes readers on a tour of North Dakota, describing the state's history, culture, land, economy, government, and sights, and including unique facts, color maps and photos, the state song, suggested activities, lists of famous people, cultural institutions, and annual events, and other resources.

Describes the history, geography, government, people, and economy of Ohio, and provides a brief travel guide, a time line, fact lists, the state song, and several school project ideas.

A simple introduction to different kinds of motorcycles and how they are used.