This report describes the group of children who first entered Head Start in fall 2006 either as a 3- or 4- year old, completed one or two years in the program, and attended kindergarten the year after completing Head Start. Head Start children make progress in important school readiness skills...

This brief profiles the second year in the program for 3-year-old Head Start children and families who were newly enrolled in fall 2006 and are still attending in spring 2008. These children begin their program experience scoring below norms across developmental areas. By the end of their second...

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...

This brief examines the extent to which states that received RTT grants (RTT states) and states that did not (non-RTT states) reported requiring teacher evaluation policies aligned with RTT priorities as of spring 2012.