Tests and Measurements

A guide created by the American Psychological Association that helps users find published and unpublished tests. Also discusses responsibilities of test users in getting permission to use tests.

APA's Testing Office does not maintain, sell or endorse any tests but they assist by directing people to available resources.

Creators of the Mental Measurements Yearbook, the Buros Center for Testing is an independent, non-profit organization within the University of Nebraska–Lincoln. for Testing. The work of the Center serves to enhance the quality of tests and to provide evaluation services and research leadership essential to improving the science and practice of testing and assessment.

ETS is a global education and talent solutions organization. Products include the GRE and PRAXIS. The database includes information about standardized tests and research instruments from the early 1900s to present.