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JOHNS HOPKINS UNIVERSITY

Efficacy Study of Zearn Math in a Large Urban School District: Year Two

BY JENNIFER R. MORRISON, Ph.D., MICHAEL A. COOK, Ph.D., STEVEN M. ROSS Ph.D.

Year One of a treatment-control study found positive and statistically significant achievement gains associated with usage of Zearn Math, along with definitive increases in student engagement.  Year Two of the study found that schools used Zearn Math more consistently during their second year of implementation, along with continued positive correlation between proficiency gains and Zearn Math usage.  Click here to read the Year Two study.