Encyclopedias

Access online encyclopedias and specialized reference books for your research project or school assignment.

Read long-form overview articles written by leading scholars in dozens of subject areas.

Read encyclopedias, reference books, periodicals, and other sources covering a wide range of scientific fields.

Choose from several encyclopedias for students and families:

• Early World of Learning
• World Book for Kids
• Online World Book for Students
• Online World Book Advanced
• World Book Timelines