Encyclopedia Britannica: Full-text articles from the complete encyclopedia, the Britannica Book of the Year, and the Britannica Student Encyclopedia.
Encyclopedia Britannica - Children: Articles, geography, media and more content designed for grades K-5.
Encyclopedia Britannica - Young Adult: A great place to start research or learn something new for students in grades 6-8.
FirstSearch: Many full-text articles from magazines, medical journals, government publications, and other sources.