Encyclopedias

World Book Encyclopedia's excellent editorial content, rich media, and interactive features in Spanish for young learners.

A collection of electronic encyclopedias and reference books covering diversity, mental health, business, medicine, technology, nation and world, science, history, law, environment, arts, education, literature, religion, social science, and biography. Download PDF chapters to your computer or mobile device.

Online encyclopedia featuring thousands of reference articles, primary sources, timelines, maps, and online books. It also includes up-to-the-minute access to worldwide news publications, government links from numerous countries, multimedia materials, and a citation builder. Perfect for high school students and adults.

Basic, accessible encyclopedia articles on a variety of topics. Designed for students reading below grade-level, adult students developing their reading skills or students learning English. Includes reading comprehension questions, a life skills section, and a visual dictionary.

Engaging content, features, and tools developed especially for young students. Search for articles or click the pictures to explore. Includes e-books, videos, science projects, activities and games, read-aloud, and translation features.

A mainstay to meet the research needs of students in elementary and middle school with thousands of articles and multimedia. Includes a citation builder and top news headlines in context for children. 

Hundreds of customizable, interactive timelines of important events throughout history. Includes features for students and teachers to create and share their own timelines.