Implementation fidelity is often thought of as a necessary condition to achieve internal validity and as having a relation to student outcomes. This relation is increasingly modeled; we reviewed reading intervention studies for students in pre-K-12 in which measures of implementation fidelity were included in final data analysis. A systematic…

This paper discusses practical implications of formative assessment effectiveness research in grades one through six. Formative assessment effectiveness is a timely topic for state and district leaders as they develop implementation plans for Every Student Succeeds Act (ESSA), including their approaches to supporting school-based practitioners…

Decades of research have identified features of classrooms and teachers' talk that are associated with children's language growth. Unfortunately, much of this work has not yet translated to widespread practice in early childhood classrooms. Given the important contributions that early language development makes to later academic achievement,…

REL Appalachia conducted a systematic review of the research evidence on the effects of increased learning time. After screening more than 7,000 studies, REL Appalachia identified 30 that met the most rigorous standards for research. A review of those 30 studies found that increased learning time does not always produce positive results. However,…

This study elaborates the "what works?" question by exploring the effects of variability in program implementation quality on achievement. Particularly, the effects on achievement of computerized assessment of reading were investigated, analyzing data on 51,000 students in Grades 1-12 who read over 3 million books. When minimum implementation…

The goal of the "Closing the Achievement Gap for 21st Century Learners in West Virginia (CAG)" report, 3rd edition, is to update West Virginia educators to the status and improvement of student achievement in West Virginia which may then be utilized as a basis for determining future educational decisions. In order to enhance the quality…

The efforts of a large urban school district to apply research findings on effective elementary schools to improve the reading achievement of its low-income junior high school students were studied. The research objective was to create an ethnographic account of change. At the school district studied, the Comprehensive Reading/Language Arts…