Explores the impact of World War II on the lives of children of various ethnicities and backgrounds through thematic chapters focusing on family, school, play, work and home. 174 pp.
Andrew L. Yarrow tells the story of one of the greatest mass-circulation publications in American history and the very different United States in which it existed. 313 pp.
Chronicles the history of mathematics through biographies of 50 mathematicians, including Isaac Newton, who founded classical physics and infinitesimal calculus, and Sophie Germain, who secretly studied math at the Ecole Polytechnique in Paris, using the name of a male student. 420 pp.
Provides the first full account of Nazi spies in 1930s America and how they were exposed in a high-profile FBI case that became a national sensation. 309 pp.
Tells the story of how the world's national parks came to be, with Frederick Law Olmsted's insights and energy serving to link three American jewels: Yosemite National Park, Yellowstone National Park and Niagara Falls State Park. 242 pp.