The Shelby County iZone is a district-led effort to dramatically improve, or "turn around," 23 of the lowest performing schools in Tennessee in the 15th largest district in the country. Despite circumstances that have derailed many past reforms, iZone schools have made statistically significant and educationally meaningful gains in…

Research increasingly links low literacy levels in the early grades with a range of poor outcomes; for instance, students who read below grade level at the end of third grade are about four times less likely than their higher-achieving peers to graduate from high school (Annie E. Casey Foundation, 2010, 2011; Balfanz, Bridgeland, Bruce & Fox,…

This report presents the final results of a four-year independent external evaluation of the impacts and implementation of the scale-up of Reading Recovery, a literacy intervention targeting struggling 1st-grade students. The evaluation of Reading Recovery includes parallel rigorous experimental and quasi-experimental designs for estimating…

Decades of research have emphasized the need for engaging, accessible ways to help students learn fundamental mathematical concepts. Research also shows that teacher beliefs about teaching and learning have an outsized influence on the quality and effectiveness of curricular interventions. This article reports results of an independent evaluation…

This paper addresses the demands for change in the teaching and learning of mathematics in the schools of America. Many of the demands stem from the way rapid changes in information technology have altered our economic and social culture. In particular, these technological changes have changed both mathematics and its applications. Given these…