Encyclopedia Britannica Online

The classic encyclopedia in its online form. Switch to Kids View for younger searchers.

Separate home pages for three levels—Children, Young Adults, or the Reference Center—allow you to find the most suitable content for school projects or for learning something new.

Research sources include thousands of curated articles and magazines, images, videos, audio clips, primary sources, maps, research tools, and recommended websites, along with a pop-up Dictionary and Thesaurus.

Content is updated daily—at least 1,200 new and revised articles and media per month—to keep users informed and engaged.