This article measures the achievement impacts of 41 Knowledge Is Power Program (KIPP) charter middle schools nationwide and found consistently positive and statistically significant test-score effects in reading, math, science, and social studies.

This report attempts to replicate the estimated impacts from experimental studies of two different education interventions using a regression discontinuity design. In each case, the estimated impact of the intervention based on the regression discontinuity design was not significantly different...

Mathematica provided technical assistance in developing and estimating VAMs for use in Phase 1 of the pilot.

This paper explores how the design features of curriculum materials might influence potential opportunities to learn and student outcomes through a comparative, documentary analysis of four mathematics curricula commonly used in the United States.

The Bill & Melinda Gates Foundation contracted with Mathematica to conduct an implementation study of the Strategic Data Project (SDP) and Education Pioneers (EP) programs, which aim to enhance the capacity of school districts and other education agencies to collect, manage, analyze, and use...

Read the final report from a large-scale, rigorous study examining how four math curricula affect achievement across two years—from first through second grades. The curricula were (1) Investigations in Number, Data, and Space; (2) Math Expressions; (3) Saxon Math; and (4) Scott...