An Illinois high school modified its practice of sorting students into five ability areas (honors, accelerated, regular, modified, or basic) based on eighth-grade achievement test results and artificial caps and quotas. The school now bases placement on demonstrated proficiencies and offers services to help students advance to higher levels. (MLH)

Many states have implemented high-stakes testing since the enactment of the No Child Left Behind Act of 2001. Yet the question remains whether high-stakes tests effectively measure student proficiency. This report describes a study that compared results on high-stakes tests with results on other standardized tests not used for accountability…