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.

The purpose of this technical appendix is to share more detailed results and to describe more fully the sample and methods used in the research included in the brief, The widening achievement divide during COVID-19.

 The purpose of this technical appendix is to share more detailed results and describe the sample and methods used in the research included in Student achievement in 2021-22: Cause for hope and continued urgency.

This study examines the text quality of math assessment items for students with VI who use screen readers. Using data from about 29.5 million students taking standard versions of the MAP Growth math assessment, and 48,845 students taking accessible versions, we identified high-quality items, those that measured achievement for both students with and without VI equally well, and low-quality items, which showed differences between the two groups of students.

The purpose of this technical appendix is to share more detailed results and to describe more fully the sample and methods used in the research included in the brief, Learning during COVID-19: An update on student achievement and growth at the start of the 2021-22 school year. We investigated two research questions:

1. How does student achievement in fall 2021 compare to pre-pandemic levels (namely fall 2019)?
2. How did academic gains between fall 2019 and fall 2021 compare to normative growth expectations?

The purpose of this technical appendix is to share more detailed results and to describe more fully the sample and methods used in the research included in the brief, Learning during COVID-19: Reading and math achievement in the 2020-21 school year.

Two research questions were investigated in this brief:

1. How do gains across the 2020-21 school year compare to pre-pandemic trends?
2. How does student achievement in spring of 2021 compare to pre-pandemic levels?