Media headlines often announce that U.S. students do not shine in international comparisons in mathematics and science, but seldom does any one focus on the specifics of how instruction differs among countries and how U.S. educators can alter their practices to improve student achievement. Examining key findings from the Third International…

Ever since Scriven (1967) and Bloom, Hastings, and Madaus (1971) articulated the distinction between summative and formative evaluation, "summative assessment" has referred to tests administered after learning is supposed to have occurred to determine whether it did. "Formative assessment", on the other hand, has been used to describe assessments…