This is the technical appendix to “Hot test days, lower math scores: How heat affects student achievement” research report that examines the impact of environmental temperatures on student performance in math and reading, and whether those effects are more extreme for students in high-poverty schools, where cooling conditions may be less reliable.

This is the accompanying technical appendix to the MAP Growth National Dashboard providing more details of the data and describing more fully the sample and methods used within the dashboard.

This is the accompanying technical appendix to the research study, “Boys regain the advantage in middle school STEM skills: Post-COVID trends in gender achievement gaps,” leveraging data from three national assessments, as well as enrollment in Algebra, to examine trends in gender gaps in 8th grade STEM skills over the course of the pandemic.

This is the accompanying technical brief to the new report (Covid’s impact on science achievement: Trends from 2019 through 2024) that examines the pandemic’s impacts on academic achievement and gain in Science and continues ongoing research by NWEA® analyzing the degree to which the COVID-19 pandemic, and its associated school closures, influenced student learning.

NWEA research report examining the impacts of the pandemic’s disruptions to learning and the status of academic recovery. This report features data from the 2023-24 academic year and underscores that unfinished learning continues to be a challenge due to lower achievement gains compared to pre-pandemic trends. This report is part of series tracking the on-going impacts.

The purpose of this technical appendix is to share more detailed results and describe the sample and methods used in the research in Education’s long COVID: 2022-23 achievement data reveal stalled progress toward pandemic recovery report.

The purpose of this technical appendix is to share more detailed results and describe the sample and methods used in the research in Progress towards pandemic recovery: Continued signs of rebounding achievement at the start of the 2022-23 school year.