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Explore thousands of topics in science, social studies, language arts, math, and more in this popular reference encyclopedia.

Browse facts and figures and read insider's perspective on daily life and culture.

Excellent resource for news, current events, and non-fiction content related to Common Core ELA, Science, and Social Studies.

Explora provides easy-to-use features and reliable content from the world’s leading magazines and reference books.

Learn practical conversational skills in a variety of languages from our popular language learning app.

A comprehensive and unique resource for historical information on the twenty-one California Missions.