PsycTests This link opens in a new windowA one-of-a-kind resource for measurement and instrumentation tools. Professionally indexed, the PsycTESTS database is an extensive collection of items associated with psychological measures, scales, surveys, and other instruments essential to the research needs of professionals, students, and educators across the behavioral and social sciences. Focused on a collection of instrumentation tools developed for research but not made commercially available, PsycTESTS helps researchers easily find scales and measures for their own use. An excellent resource if you are looking to conduct, create, or measure research in multiple fields of study.