Research Databases

Long-form overview articles written, peer-reviewed, and edited by leading scholars. Each of the encyclopedias cover both foundational and cutting-edge topics.

A comprehensive suite of e-learning resources designed for all ages and abilities with articles, videos, educator tools, eBooks, research guides and more.

The Early World of Learning is the premier online learning resources for preschoolers and children in early grades.

Spanish language encyclopedia containing 2,200 articles and more than 600 illustrations.