The Test Collection at ETS A database of information on more than 25,000 standardized tests and research instruments, produced from the early 1900s to the present.

Domain/Instrument Overview RTCOM (Rehabilitation Research and Training Center on HCBS Outcome measurement) By University of Minnesota

Instrument Databases DIRUM

Measurement Instruments for the Social Sciences BMC : Part of Springer Nature

The Measurement Instrument Databases Repository for instrument that are used to collect data from across the social sciences.

Finding Research Instruments By Claire T. Carney Library, UMass Dartmouth’s predecessor schools, New Bedford Institute of Technology and Bradford Durfee College of Technology

Instrument Database Support for Training and Research RRISIQ Network

ThaiEdResearch ฐานข้อมูลงานวิจัยทางการศึกษา (Educational Research Database)