Posted in: Aha! Blog > Eureka Math Blog > Student Achievement Research > Eureka Math²® Drives Math Growth: Impact on Math Achievement at San Tan Heights K–8
This research details the impact that adopting high-quality curriculum has on student proficiency as measured by Measures of Academic Progress (MAP) test scores.
Research Methodology
This efficacy study by Johns Hopkins University examines MAP test scores at Great Minds® partner school San Tan Heights K–8 in San Tan Valley, Arizona to evaluate the impact that adopting Great Minds curricula has on student learning.
Research Findings
The results of this study demonstrate clear and consistent growth in students' math proficiency over time. Since the school partnered with Great Minds, the percentage of San Tan students achieving math proficiency on the MAP test has increased sixfold. Improvements appear to accelerate over time, as more students exceeded modeled typical growth in the second year than in the first year. A particularly encouraging finding is that students who began below proficiency demonstrated the most substantial gains, suggesting Eureka Math2 helps close achievement gaps over time. The study also reveals consistent gains across all student demographics, demonstrating that the curriculum provides equitable learning opportunities for students from diverse backgrounds.
Great Minds® and San Tan Heights began a partnership in the 2021–2022 school year through which Great Minds provides curriculum across content areas to the K–8 school and guides educators on implementing those resources effectively. This includes both curriculum-aligned professional development and whole-school support. The school uses Eureka Math2®, Wit & Wisdom®, PhD Science®, Prologue™, and Geodes®.
KEY FINDING 1
Math proficiency increased dramatically
after adopting Eureka Math2.
KEY FINDING 2
The percentage of students exceeding typical growth increased year-over-year, indicating that the impact of Eureka Math2 increases over time. NWEA models typical growth for each student based on how similar students have performed in the past.
KEY FINDING 3
Eureka Math2 disproportionately benefit the students who need the most help: that is, those who were not rated as proficient in the fall. Again, this effect appears to increase over time.
View the full research report .
Customer Testimonial
"The growth has been amazing. It has been daunting, to say the least. But we are improving at a rate that is just mind-boggling to me."
Dr. Henry Saylor-Scheetz
Principal, San Tan Heights

RESEARCH METHODOLOGY
This efficacy study by Johns Hopkins University examines MAP test scores at Great Minds partner school San Tan Heights K–8 in San Tan Valley, Arizona, to evaluate the impact that adopting the Wit & Wisdom curriculum has on student learning.
RESEARCH FINDINGS
The results of this study demonstrate clear and consistent growth in students' math proficiency over time. Since the school partnered with Great Minds, the percentage of San Tan students achieving math proficiency on the MAP test has increased sixfold. Improvements appear to accelerate over time, as more students exceeded modeled typical growth in the second year than in the first year. A particularly encouraging finding is that students who began below proficiency demonstrated the most substantial gains, suggesting Eureka Math2 helps close achievement gaps over time. The study also reveals consistent gains across all student demographics, demonstrating that the curriculum provides equitable learning opportunities for students from diverse backgrounds.
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Great Minds
Great Minds PBC is a public benefit corporation and a subsidiary of Great Minds, a nonprofit organization. A group of education leaders founded Great Minds® in 2007 to advocate for a more content-rich, comprehensive education for all children. In pursuit of that mission, Great Minds brings together teachers and scholars to create exemplary instructional materials that provide joyful rigor to learning, spark and reward curiosity, and impart knowledge with equal parts delight.
Topics: Student Achievement Research

