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About IES

National Center for Education Evaluation and Regional Assistance

NCEE supports the use of high-quality research and evidence by federal, state, and local educators and policymakers who serve students from pre-K through adulthood.

How We Support Educators and Policymakers

What Works Clearinghouse (WWC)
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Find What Works

For nearly two decades, the WWC has been a central and trusted source of scientific evidence on education programs, products, practices, and policies. We review the research, determine which studies meet rigorous standards, and summarize the findings. We focus on high-quality research to answer the question “what works in education?”

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Practice Guides
Evidence-based recommendations for educators to improve student outcomes.
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Intervention Reports
Summaries of findings of the highest quality research on education interventions and practices.
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Reviews of Individual Studies
Browse our collection of WWC-reviewed individual studies.
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Regional Educational Laboratories (RELs)
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Partnering with educators and policymakers nationwide

For nearly 60 years, our ten RELs have collaborated with school districts, state departments of education, and other education stakeholders to help generate and apply education policies, programs, and practices designed to improve learner outcomes 

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Evaluation Studies
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Improving Education Through Objective, Rigorous, and Actionable Evaluation

NCEE's Evaluation Division provides decision makers with information about the implementation and effectiveness of federal programs and innovative strategies as well as how those programs could help improve outcomes for students, educators, and communities.  

Browse our evaluations

Evidence-Building and Evaluation Planning
Learn how the Department of Education, supported by NCEE’s Evaluation Division, builds evidence to inform education policy and practice.
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Learn about accessing Evaluation Data
Are you a researcher? Here’s where you can learn more about accessing our evaluation data.
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Technical Assistance
Conducting strong impact studies requires an understanding of numerous technical topics. The materials on this page are designed for evaluators who want basic resources on the design, implementation, analysis, and reporting of findings from impact studies.
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The National Library of Education and ERIC
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About the NLE and ERIC

The National Library of Education serves as the federal government’s primary education information resource to the public, education community, and other government agencies. Its current collection is available in print and online and focuses on a number of subjects and their relationship to education including psychology, law, and sociology.  

ERIC is an internet-based digital library of education research and information sponsored by IES, providing access to bibliographic records of journal and non-journal literature from 1966 to the present. ERIC's mission is to provide a comprehensive, easy-to-use, searchable database of education research and information for educators, researchers, and the general public. 

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Learn more about ERIC

Library Catalog
You can search the entirety of the National Library of Education and beyond.
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Browse the ERIC collection
The ERIC collection includes bibliographic records for 1.6 million items indexed since 1966.
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Featured products

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Applied Research Methods

Developing and Validating Measures of Research Evidence Use, Research Capacity, and P...

To enhance data quality and strengthen the measures Regional Educational LaboratoriesELs can use to assess their services, IES commissi...
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Descriptive Study

Understanding the Use of an Early Warning System to Support Tier 2 Literacy Intervent...

Early Warning System to Support Tier 2 Literacy Interventions in the CNMI
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Latest news

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New study snapshot: Full-Service Community Schools grantee and partner school charact...

Mar 24, 2026
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New Toolkit Supports Educators in Implementing the Assisting Students Struggling with...

Feb 24, 2026
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New Evaluation Report Examines How Districts Spent ESSA Title IV-A Funds in the 2021–...

Feb 17, 2026
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New study snapshot: Full-Service Community Schools grant implementation

Oct 27, 2025
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