Texas' annual reading test adjusted difficulty yearly, masking improvement

Texas children’s performance on an annual reading test was basically flat from 2012 to 2021, even as the state spent billions of additional dollars on K-12 education. I recently did a peer-reviewed deep dive into the test design documentation to figure out why the reported results weren’t showing improvement. I found the flat scores were at least in part by design. According to policies buried in the documentation, the agency administering the tests adjusted their difficulty level every year. As a result, roughly the same share of students failed the test over that decade regardless of how objectively better they performed relative to previous years. From 2008 to 2014, I was a bilingual teacher in Texas. Most of my students’ families hailed from Mexico and Central America and were learning English as a new language. I loved seeing my students’ progress. Yet, no matter how much they learned, many failed the end-of-year tests in reading, writing and math. My hunch was that these tests ... Read full article.