Credo Reference contains the full text of over 240 major reference works including: dictionaries, encyclopedias, thesauri, books of quotations and a host of subject-specific titles covering everything from the arts to accountancy and law to literature.

Daily Life Through History gives a detailed portrayal of life for ordinary people in different cultures and countries throughout history.

GrolierOnline Passport searches four encyclopedias at once: the Encyclopedia Americana, Grolier Multimedia Encyclopedia, New Book of Knowledge, and America the Beautiful.

GrolierOnline Kids is a kid friendly place to search the Encyclopedia Americana, Grolier Multimedia Encyclopedia, New Book of Knowledge, and America the Beautiful, as well as magazines and web sites.

The Encyclopedia of Animals contains in-depth information on the nature and habitat of familiar animals. Includes kingdom, phylum, class, order, family, genus and species for each animal.

Famous First Facts is a listing of notable American firsts .

Medical Encyclopedias include the Encyclopedia of Alternative Medicine, the Encyclopedia of Cancer, the Encyclopedia of Medicine , and the Encyclopedia of Nursing and Allied Health.

World Book Online Reference Center includes the World Book Encyclopedia, World Book Kids, dictionary, atlas, educator's tools, reports on special topics, student activities and much more.