Petersen, Christine

Introduces young readers to pearls, discussing how they are formed, where they are found, and the variety of ways they are used.

Introduces young readers to jade, discussing how it is formed, where it is found, and the variety of ways it is used.

Introduces young readers to gold, discussing how it is formed, where it is found and mined, and the variety of ways it is used in industry and the arts.

Introduces young readers to silver, discussing how it is formed, where it is found and mined, and the variety of ways it is used in industry and the arts.

Discusses events leading up to the 1986 Iran-Contra scandal, wherein the Reagan administration sold guns to Iran in exchange for hostages and assisted rebels trying to overthrow the government of Nicaragua.

Profiles the role of American women in contributing to the effort to win World War II.

Describes early developments in magnification, the invention and improvement of the microscope, and the discoveries about germs, illness, and disease that the advent of the microscope made possible.

"Explores the life of a colonial wheelwright and his importance to the community, as well as everyday life responsibilities, and social practices during that time"--Provided by publisher.

Color photos fill this overview of Italy, which describes its land, history, architecture, religion, education, and family life.

Text and color photos present an overview of Greece's land, history, people, education, economy, and culture. Also includes lists of related books, organizations, and Web sites.