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Uncover information on hundreds of the most significant people, events, and topics in U.S. History here, analyze important global issues and events here, or understand context for hundreds of science topics here.


For Parents and Students: Lexile measures help your child grow and improve their reading skills.

For Educators: Lexile measures help personalize instruction, monitor growth and predict future success.


The World Factbook provides information on the history, people and society, government, economy, energy, geography, communications, transportation, military, and transnational issues for 267 world entities.


Check out tips and tools for writing papers, citation, style, and sentence level concerns, specific writing assignments or contexts, and resources for writing for specific fields here, provided by The Writing Center at the University of North Carolina at Chapel Hill.


Kahn Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. Tackle math, science, computing, art history, economics, and more.


EasyBib is an intuitive information literacy platform that provides citation, note taking, and research tools that are easy-to-use and educational. Create MLA, APA, and Chicago citations for free.