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Document Number: 8846

Achievement Effects of Four Early Elementary School Math Curricula: Findings for First and Second Graders - Many U.S. children start school with weak math skills and there are differences between students from different socioeconomic backgrounds—those from poor families lag behind those from affluent ones. These differences also grow over time, resulting in substantial differences in math achievement by the time students reach the fourth grade. The purpose of this large-scale, national study is to determine whether some early elementary school math curricula are more effective than others at improving student math achievement. (Institute of Education Sciences, October 2010)...

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