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AtoZ Maps

Explore 145,000 maps of the world, continents, countries, and states. Browse antique and historical maps, climate and ecology maps, flags of the world, and glossaries. Play geography games.

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Browse articles by topic: arts and literature, biography, business and careers, current events, geography and culture, health, history and social science, and science and math. Search for magazine articles, videos, and primary documents.

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LearningExpress Library

Practice tests, exercises, skill-building courses, and more to achieve the results you want at school, at work, or in life. Includes tests for elementary, middle, high school, and college students, plus aptitude tests and career information for job seekers. Includes resources in Spanish.

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MasterFile Premier

Provides full-text articles from magazines, newspapers, and reference books, and primary source documents. Covers general reference, business, health, education, and more. Includes image collection of photos, videos, maps, and flags.

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Opposing Viewpoints

Provides materials to support differing points of view on current issues in the forms of primary source documents, statistics, websites, and multimedia. Topics include business and economics, health and medicine, law and politics, society and culture, and national debate subjects.

SIRS Issues Researchers


Provides materials to support differing points of view on trending topics and current issues using primary source documents, statistics, and multimedia. Topics include business and economics, civil rights and liberties, communication and technology, environment and science, ethics, and world culture and politics.

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World Book Encyclopedia

For research or just for fun! Organized by age from PreK (early learning) to high school (advanced). Find games, trivia quizzes, science projects, encyclopedia articles, primary source documents, and more. View timelines in the arts, sciences, sports, and history, or build your own to match your family history.