McGowen, Tom

Describes the formation and uses of the world's leading minerals.

An introduction of astronomy including a survey of the solar system, stars, comets, and the universe.

Discusses the causes of epilepsy, how it is diagnosed and treated, and what to do if someone is having a seizure.

Describes early theories on how the circulatory system functions, Harvey's "discovery" of the circulatory system, and advances since his time in this area of medicine.

Traces the evolution of the dinosaur and other prehistoric animals and describes their characteristics, habits, and natural environment.

Introduces various types of whales, dolphins, and porpoises.

Presents an illustrated biography of the life of William the Conqueror, England's first Norman King.

Discusses how Frederick the Great made Prussia a major European power and how Prussia, under Bismarck's leadership, united Germany into an empire.

Follows the early history of chemistry, from the time of the ancient world to the creation of modern chemistry in the late eighteenth century.

When an Indian tablet is accidentally dislodged by a bulldozer, a powerful force is loosened which threatens to destroy civilization.