History Reference Center is the world’s most comprehensive full-text history reference database, featuring full text for more than 2,400 reference books, encyclopedias and nonfiction books from leading history publishers. Also includes full text for more than 130 leading history periodicals, and contains more than 61,100 historical documents; more than 66,000 historical biographies; more than 110,200 photos and maps; and more than 80 hours of historical video. History Reference Center also links to EBSCO’s Curriculum Standards Module, a tool that can help teachers in the U.S. and Canada correlate EBSCO content quickly and easily to Common Core, state, or provincial curriculum standards. The module provides browsing of specific benchmarks, many which have recommended search strings for successful content retrieval.