Achievement effects of four early elementary school math curricula
Subtitle: findings from first graders in 39 schools
By: Roberto Agodini ... [et al.].
Contributors: Agodini, Roberto.; National Center for Education Statistics.
Publisher: National Center for Educational Evaluation and Regional Assistance, Institute of Education Sciences, U.S. Dept. of Education
Published: 2009
Place of publication: Washington, DC
Language: eng
Subjects: Mathematics -- Study and teaching (Elementary) -- United States; Education, Elementary -- Curricula -- United States; Academic achievement -- United States
Notes: "February 2009."

"NCEE 2009-4052."

Includes bibliographical references.