Examines the health risks in the American colonies during the seventeenth and eighteenth centuries and looks at the questionable, and even dangerous, treatments and remedies available at the time.
Experiments and activities reinforce a general discussion of the properties of light, the electromagnetic spectrum, and color vision, that also outlines the fifteen ways in which electron interactions result in color.
Surveys the invention, development, and different uses of rockets, from their beginnings in ancient Greece and China to modern efforts to explore outer space
Beginning with the Versailles Treaty, this book chronicles the events that led to the Holocaust as part of Hitler's bid for world conquest and concludes with present-day efforts to locate Nazi war criminals
Discusses the causes, effects, prevention, and treatment of the debilitating condition known as cerebral palsy, which may occur in many different forms