Standardized tests have a long history of being the go-to measure of student reading achievement, teacher accomplishment, and school accountability. Given this habit of history, it is predictable that a single standardized reading test score is often considered the indicator of student reading growth and achievement. Yet standardized reading tests…

IES is the primary research, evaluation, and statistics arm of the U.S. Department of Education. Established through the Education Sciences Reform Act of 2002 (ESRA), the Institute's mission is to expand fundamental knowledge and understanding of education and to provide education leaders and practitioners, parents and students, researchers, and…