Chronicles the history of money from bartering in ancient times to the development of modern monetary systems, discussing the first use of coins and paper money.
From the tiniest butterfly to the largest elephant, all animals are made up of cells. Readers will discover the amazing realities behind these microscopic creatures with vibrant pictures and simple di
Explains the link between DNA, genetics, and heredity, describes how DNA works using RNA, and presents the applications of using DNA in forensic science and genetic engineering.
Provides detailed information on the events leading up to and taking place on September 11, 2001, the day that thousands of innocent Americans were killed in acts of terror. Includes source notes and
"Provides detailed information on the events leading up to and taking place during the Tet Offensive, a turning point in the struggle for the control of Vietnam. Includes source notes and timeline."
Presents the life and accomplishments of the Texas Congressman who worked hard to fight homelessness, clean up the savings and loan industry, and hold presidents accountable for their actions.
Presents the life and accomplishments of the law enforcement leader who transformed the Federal Bureau of Investigation, became a celebrity for tracking down well-known gangsters, and was notorious fo
While offering clear, step-by-step explanations of scientific principles, the titles in this series also discuss the social significance and history of each subject using the most up-to-date research
Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
Traces the efforts of industrial workers to secure better working conditions, including the eight-hour day and how deteriorating relations between striking workers and police led to the Haymarket Squa
Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
Covering important people from the American Civil War era, each title in this series includes fascinating sidebars, the subject's life at a glance, historical photopgraphs and paintings, engaging text
Covering important people from the American Civil War era, each title in this series includes fascinating sidebars, the subject's life at a glance, historical photopgraphs and paintings, engaging text
Covering important people from the American Civil War era, each title in this series includes fascinating sidebars, the subject's life at a glance, historical photopgraphs and paintings, engaging text
Introduces the habitat, behavior, physical characteristics, and life cycle of common and unusual amphibians, including the blue poison-dart frog and the Pacific giant salamander.
Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
Collects information about several pioneer women, including Narcissa Whitman, Caroline Quiner Ingalls, Bethenia Owens-Adair, Susan LaFlesche Picotte, Esther Morris, and Abigail Scott Duniway.
Describes the history, culture, and social customs of the native people who lived in the southeastern United States and who faced many challenges with the arrival of European explorers and settlers.
"Describes chemical changes, including the role of atoms and molecules, and highlights some of the commercial and consumer products that result from chemical change, such as plastics and dyes."
Describes what waves are and how they impact human life, including ocean waves, shock waves, sound waves, light or electromagnetic waves, radio waves, and earthquake waves.
"Describes the history of the textile industry in Lowell, Massachusetts, and the employment and other opportunities that the mills offered to New England women and girls."
A biography profiling the life and influence of Abigail Adams, first lady of the second president of the United States, and mother of John Quincy Adams, the sixth U.S. president. Includes source notes
A biography profiling the life of Mercy Otis Warren, a colonial patriot who used her writing skills to record history and support the independence of the American colonies from Great Britain. Includes
Describes the physical characteristics of amphibians, along with their habitats, behaviors, methods of moving around, feeding habits, and life cycles. Various species are highlighted.
