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Features thousands of cross-referenced entries, covering the entire spectrum of African-American history over the past 500 years.
Spans more than 500 years of political, military, social, and cultural history to cover the American experience.
Offers fast access to more than 600 Native American groups and over 15,000 years of American Indian culture and history.
Presents the full scope of world history from prehistory through the 1500s, with special topic centers on key civilizations and regions.
Examines great writers, important works, memorable characters, and influential movements and events in world literature.
Features full-length biographies of contemporary and historical personalities from around the world along with useful resources for writing reports.
Provides a library of printable teacher-handout material for the middle, high school, and junior college curriculum.
Provides profiles of nearly 3,400 jobs and 94 industries, invaluable advice on career skills, thousands of resource entries, and more!
Gives clear and comprehensive information on conditions and diseases, health and wellness, mental health, and the human body.
Provides exclusive, extensive coverage of hundreds of today's hot topics, with unbiased analysis and rich related resources.
Builds a deeper understanding of how historical events have shaped our nation by exploring the key players and the battles they fought.
Presents a broad range of scientific disciplines through extensive essays, videos, diagrams, definitions, biographies, and experiments.
Presents resources for homework, reports, and projects in a fun format while encouraging online research skills from a trusted source.
Offers access to essential statistics on hundreds of topics in a searchable format with a wealth of content not available anywhere else.
Bridges the gap between the science that students learn in the classroom and the discoveries pushing the boundaries of science today.
Facilitates the study of countries, U.S. states, places, peoples, and geography concepts and skills through a global approach.
Authoritative world news coverage from 1940 through today: provides information, context, and perspective.
Explores religion and spirituality in an unbiased manner, from the ceremonies of the first practitioners to the rituals of today.
Provides the essential one-stop online reference for writers, with all the tools necessary to write and research effectively.
Provides a clear understanding—through videos, words, and pictures—of the violent confrontations that have shaped U.S. history.
Provides a broad understanding of the Earth’s biodiversity, the factors that influence it, and the future dangers that face the planet.
Examines the history, technology, science, and environmental and social implications associated with the production of energy.
Describes the fundamental aspects of chemistry through accessible language, original videos, and concrete, real-life examples.
Covers 16 broad occupational categories, offering information on more than 300 jobs through engaging videos and narrative.
Describes what scientists know and what they hope to learn in the future about the mysteries of genetic disease, complete with videos.