Area of Work

Standards, Assessment, & Accountability

WestEd helps clients develop comprehensive standards and standards-based assessment and accountability systems. Our work impacts students of all ages and learning paths, including early childhood, K–12, postsecondary, and career technical education..

We partner with clients nationwide, providing policy guidance and assessment design services responsive to local contexts. We create customized, research-based solutions that fairly and validly gauge student performance, and we provide guidance for educators and policymakers on making the best use of results.

Boston Compact English Learner Initiative

This collaborative effort helped teachers and leaders in public, charter, and Catholic schools in the greater Boston area improve academic outcomes for English learners.

California NGSS K–8 Early Implementation Initiative

Learn about a large-scale demonstration initiative created to build districts' capacity to implement the NGSS in grades K–8 and make science a core subject.

California State Superintendent’s Assessment Recommendations

Learn how WestEd helped shape the development of a next-generation, comprehensive student assessment system, K–12, for the state of California.

CCSSO Science Assessment Framework and Item Specifications Guidelines

Learn about the process documentation and prototypes WestEd produced to inform large-scale assessment development for the Next Generation Science Standards.

Common Core State Standards, Next Generation Science, & Other Standards: Raising the Bar on Instruction

This robust website offers research-based tools, resources, and services to help teachers plan and deliver highly effective instruction aligned with college- and career-ready standards.

Data for Decisions Initiative

Educators, policymakers, and researchers: Visit the Data for Decisions Initiative website for solution-driven tools, resources, and research to develop a better understanding of how to use data to improve education outcomes.

Enhanced Assessment Grant Kindergarten-Readiness Assessment Collaborative

WestEd is providing assessment development and project management services to a consortium of states to enhance the Maryland/Ohio Kindergarten Readiness Assessment.

Evaluating the Impact of Amplify Science Middle School Curriculum on Teaching and Learning

WestEd researchers are leading a study on the benefits of a new middle school curriculum for helping teachers and students meet the Next Generation Science Standards.

How I Know: Designing Meaningful Formative Assessment Practices

What do teachers need to know so that their students understand how they are doing each day; they can evaluate the quality of their students' work; and students and teachers can make decisions about next steps in learning?

Indiana ISTEP+ Grade 10 and ISTAR Assessment Alignment Studies

How do items on general and alternative standardized state assessments properly measure Indiana academic standards in English/language arts, mathematics, and science?

Louisiana Educational Assessment Program Social Studies Assessments: Grades 3-8 and U.S. History End-of-Course Assessment

How are students in Louisiana evaluated for their performance in understanding social studies content in grades 3-8 and high school?

Math in Common Evaluation

WestEd is conducting an evaluation to help Math in Common school districts meet their Common Core State Standards implementation objectives.

Measure to Learn and Improve (MLI) California Data Partner

What are teachers and principals saying about the implementation of the California Academic Standards in English language arts and mathematics?

NAEP Assessment Framework Update

WestEd is leading the Updates of Mathematics and Reading Assessment Frameworks for the Nation’s Report Card

New Mexico’s Early Childhood Assessment Tools: Validation and Development

WestEd helped New Mexico educators develop an authentic observation tool providing kindergarten teachers with a description of their entering students’ knowledge, skills, and abilities.

New York State Assessments in Mathematics and English Language Arts

WestEd provides key support, including test development and technical expertise, to build New York State’s assessments of the state’s standards in mathematics and English language arts.

Next Generation Science Assessment Collaborative

A multi-institutional collaborative is developing instructionally-supportive assessment tasks for teachers to gain insights into their students’ proficiency with the Next Generation Science Standards.


Founded in 2020 by the former Achieve Science team, NextGenScience partners with state, district, and curriculum leaders to design, implement, and evaluate K-12 science education systems.

Quantifying Non-Completion Pathways to Success

WestEd is helping to shed light on non-completion community college outcomes.

Regional Educational Laboratory Northeast & Islands (REL-NEI)

The Regional Educational Laboratory Northeast & Islands (REL-NEI) helps preK-16 educators increase their use of scientifically based evidence to help improve student achievement.

Research Partnerships

The Regional Educational Laboratory West partners with regional, state, and district research alliances of diverse education stakeholders to address their specific education concerns. This work involves two interdependent goals: improving educational practice and using high-quality data and research evidence to inform that process.

Research Studies

WestEd's Regional Educational Laboratory West (REL West) conducts research that addresses key questions of importance to regional stakeholders.


How can simulations enrich middle school science learning and assessment? SimScientists integrates the latest research findings and best practices from principled assessment design, model-based learning, cognitive science, and education measurements.

State of Texas Assessment of Academic Readiness Alternate 2: Alignment Study

WestEd evaluation results on the linkage between Texas’s alternate assessment and the state’s academic content standards supported documentation for a federal Peer Review process.

Tennessee Comprehensive Assessment Program: Grade 2 English Language Arts and Mathematics Assessments

Learn about the design and development of innovative grade 2 English language arts and mathematics assessments in Tennessee.

Washington NGSS Assessment Development

WestEd is designing and developing innovative stand-alone items, item clusters, and assessments aligned to the Next Generation Science Standards (NGSS) for the state of Washington.

WestEd/SVMI Mathematics Network

The WestEd/SVMI Mathematics Network supports Southern California educator leadership teams preparing students to be college and career ready in mathematics.