The What Works Clearinghouse (WWC) evaluates research studies that look at the effectiveness of education programs, products, practices, and policies, which the WWC calls "interventions." Many studies of education interventions make claims about impacts on students' outcomes. Some studies have designs that enable readers to make causal…

This paper argues that the dynamic model of educational effectiveness can be used to establish stronger links between educational effectiveness research (EER) and school improvement. It provides research evidence to support the validity of the model. Thus, the importance of using the dynamic model to establish an evidence-based and theory-driven…

Papers summarizing evaluation efforts and results from four local education agency evaluation experts and one paper summarizing selected findings from U.S. Office of Career Education sponsored demonstration projects are presented in this monograph. The first paper describes two studies of the reading and mathematics achievement of fith grade Texas…

Results of a national project to examine programs designed to aid college and university students not adequately prepared for postsecondary education are reported. Ten associate institutions were selected to form a consortium on the basis of evidence of success from relatively small, special programs for underprepared students. The programs…

A project determined the external validity and generalizability of a staff development procedure for inservice secondary and postsecondary vocational instructors in the states of Kentucky, Virginia, and Wisconsin. Four secondary vocational and ten postsecondary schools participated in the project, which included 453 vocational instructors, 53…

As part of Project IMPACT's effort to identify and develop procedures for complying with the impact requirements of Public Law 94-482, a field study was conducted to identify and validate variables and their order of importance in predicting and evaluating impact of research and development (R&D) projects in vocational and technical education.…

A third party evaluation was conducted of the first phase, 1976-77, of the three-year Appalachian Maryland Experienced Based Career Education Project (EBCE). During this year, the project provided combined learning activities outside and within the classroom for twenty-four twelfth grade students. These experimental students and twenty-three…