Hollar, Sherman

A military hero during the War of 1812, the seventh president of the United States, Andrew Jackson brought the same determination and strength of character he showed on the battlefield to the presidency. Lively text recounts the life and presidency of this complex and contentious figure in American history.

Introduces the science of astronomy including the planets, stars, and comets; how telescopes work; the history of the science; and how amateur astronomers can be useful to scientists.

Briefly explores the lives and contributions to the new nation of the United States and the American world by people like George Washington, Thomas Jefferson, and Frederick Douglass.

Describes the outer planets of the solar system and details their physical features, their environmental characteristics, and the history of exploration of each planet.

Presents a history of ancient Mesopotamia and discusses the accomplishments and culture of its people.

Travels to each of the inner planets in turn and details the physical characteristics as well as the exploration efforts made in order to learn more about our closest planetary neighbors.

Describes the consequences of pollution on the natural environment, discussing different types of pollution that affect the water, land, and more, and examining the impact of the destruction of the world's forests, desertification, and other environmental hazards.

Introduces the microorganisms; discusses the physical characteristics, life cycle, and uses for bacteria; and describes the different types of algae.

This colorful volume surveys the various members of the animal kingdom and the habits, behaviors, and physical characteristics that unite and distinguish all animals.

Complete with images and diagrams depicting the parts and growth stages of plants, this volume clarifies what defines a plant and introduces readers to the structures of various plants as well as their complex roles within our environment.