Data shows that kids are months or even years behind where they would be in a typical year. And a deepening educational divide between majority white schools and majority black schools, between wealthier school districts and higher poverty districts. The results of this year's statewide exams made abundantly clear what other data is showing as…

This document is from a featured presentation at the 2018 annual conference of the Science Teachers Association of Texas (STAT). The public schools are a fundamental element of our democratic society, and they have been the pathway to opportunity and a better life for generations of Americans. But at present, the American public school system is…

Through a synthesis of test publisher norms and national longitudinal datasets, this study provides new national norms of academic growth in K-12 reading and math that can be used to reinterpret conventional effect sizes in time units. We propose d' a time-indexed effect size metric to estimate how long it would take for an "untreated"…