Coverage: 1966 - present 
ERIC (Education Resources Information Center) is an authoritative database of indexed and full-text educational literature and resources. In addition, it provides an education-specific thesaurus that includes controlled vocabulary to help users find what they need. 
Online Tutorial Available Here

Coverage: 1985 - present
Produced by the Buros Center for Testing at the University of Nebraska, this resource is essential for evaluating contemporary testing instruments. Designed for novices and professionals alike, it contains full-text reviews for test products in psychology, education, business and leadership. 
Online Tutorial Available Here

Coverage: 1910 -present
Full text (when available) of psychological tests and measures as well as a source of structured information about tests in related fields such as psychiatry, management, business, education, social science, neurosciences, law, medicine, and social work.
Online Tutorial Available Here