Zelma

Zelma the most comprehensive student test dataset in America. Graph, filter, and explore using plain English. Version 3.0 data released December 9, 2025. Zelma education Data Center (EDC) is dedicated to providing clear and timely access to education data in order for researchers and education stakeholders to be able to make evidence-based decisions on how to best support our nation's students. The EDC's State Assessment Data Repository is a leading database of state assessment data in the United States. Click below to download data files, use our custom-made AI tool to query the data, or learn more about the EDC. The tool is designed for students. It is available on web. Integration options include make.