Background: This study sought to understand the relationship between school-based health centers (SBHCs) and academic outcomes such as early dismissal and loss of seat time (the time students are available in school to learn or to access support services). Methods: A quasi-experimental research design was used to compare rates of early dismissal…

This paper, prepared as a chapter for the "Handbook of Research on Teaching" (third edition), reviews correlational and experimental research linking teacher behavior to student achievement. It focuses on research done in K-12 classrooms during 1973-83, highlighting several large-scale, programmatic efforts. Attention is drawn to design, sampling,…

A three-year project was undertaken by the National Center for research in Vocational Education (Ohio State University, OH) to investigate time on task in vocational and technical classes. During the first year of the project, researchers used the direct observation method to collect time-on-task data pertaining to 10 teachers and 186 students in…