The goal of this study was to further evaluate the impact of IXL on learning outcomes in math and ELA. Using a quasi-experimental design with matched treatment and control groups, we analyzed data from 296 public schools in Colorado during the 2018-2019 school year. The analysis of IXL Math included 186 schools (93 treatment, 93 control), and the…

Efforts to improve the achievement gap between low-income children and their more affluent peers has led to the development of classroom interventions and curricula to increase executive functioning (EF) and social-emotional skills (SE), thought to be foundational for learning. The Second Step Early Learning (SSEL) curriculum is a commercially…

This study investigated exam achievement and affective characteristics of students in general chemistry in a fully-randomized experimental design, contrasting Peer-Led Team Learning (PLTL) participation with a control group balanced for time-on-task and study activity. This study population included two independent first-semester courses with…

This research investigated the relationship of math intervention teachers' (MITs) pedagogical content knowledge (PCK) and students' math achievement gains in primary math interventions. The Kentucky Center for Mathematics gathered data on the MITs and primary math intervention students included in this study. Longitudinal data were analyzed for a…

Under federal regulations, school districts that have been identified for improvement or corrective action are not eligible to be supplemental educational service providers. However, the U.S. Department of Education granted waivers to five such districts, on a pilot basis, to allow those districts to provide supplemental educational services. Two…

This executive summary describes results of the "Reading First Impact Study: Interim Report." The report presents preliminary findings from the Reading First Impact Study, a congressionally mandated evaluation of the federal government initiative to help all children read at or above grade level by the end of third grade. The No Child…

This report presents preliminary findings from the Reading First Impact Study, a congressionally mandated evaluation of the federal government initiative to help all children read at or above grade level by the end of third grade. The No Child Left Behind Act of 2001 (NCLB) established Reading First and mandated its evaluation. This document is…

A comparison of the effects of full- and half-day kindergarten programs in Southern California provides evidence that longer programs promote skill and knowledge acquisition, enhance students' self-confidence and cooperation, help convince the community of the district's intent to strengthen elementary schools, and may encourage increased…

After adjusting for different background characteristics of students, effects on test scores were related to the length and type of test coaching programs offered. The data suggest that the test item types in the Graduate Record Examination General Test appear to show little susceptibility to formal coaching experiences. (Author/DWH)