Encyclopaedia Britannica Library Edition
One of the world's most authoritative reference works. Provides information on Art, History, Geography, Science and many other subjects, supplemented by links to magazine articles and websites. It's also a good source of related illustrations and video content.
Library members can access a choice of three age-specific sections: Junior, Student or Adult.

Britannica Junior Edition
For ages 5 - 11

Britannica Student Edition
For ages 12 - 18

Encyclopaedia Britannica Online
For adults 18