Provides coverage and integrated searching of the following encyclopedias and multiple reference tools: Encyclopaedia Britannica; Britannica Student Encyclopedia; Britannica Internet Guide; Merriam-Webster's Collegiate Dictionary; Merriam-Webster's Collegiate Thesaurus; and World Atlas. It also includes access to the Spanish Britannica Moderna, a Spanish language encyclopedia for high school students and adults, as well as, Britannica Escolar a Spanish reference tool for elementary school students.

Print edition ceased in 2010.

Provides an online collection of reference e-books. The collection covers a wide variety of subject matters, such as English literature, history, biography, literature, medicine, health, sociology, and education.

The accepted authority on the evolution of the English language over the last millennium. It is the guide to the meaning, history, and pronunciation of over half a million words, both present and past. The Historical Thesaurus is a taxonomic arrangement of the contents of the OED.

Cross-searchable online database of Oxford University Press subject dictionaries and reference works. Each topical division contains the searchable version of the latest edition of published dictionaries and encyclopedias. (Restricted to 5 simultaneous users.)