Product Description: "This title examines one of the worlds critical issues, developing nations' debt. Readers will learn the historical background of this issue leading up to its current and future impact on society. What is debt, types of debt, how the debt crisis began, and the human cost of debt and poverty are discussed in detail...read more

Product Description: Discusses medieval knights, including their history, the kinds of weapons they used, and a timeline of important dates and battles.

Product Description: Introduces organ transplantation, discussing the history and development of procedures used today, organ donation, and life after transplant surgery.

Product Description: Collects six volumes on medical innovations, describing how such technologies as vaccines and anesthetics work, were developed, and what their applications are.

Product Description: Details how early mechanical automatons led to the advanced, intelligent robots of today, also spotlighting the brilliant scientists who made these advances possible. Aligned to Common Core Standards and correlated to state standards.

Product Description: Introduces the ecosystems of the world, describing the plants, animals, and other organisms that live there and how they are connected.

Product Description: This title will introduce readers to woodland ecosystems, the plants and animals that thrive there, its climate, its food web, any threats to it, and conservation efforts. Readers will also learn about the most well known woodlands and their unique characteristics...read more