This digest provides an overview of several meta-analysis studies which focused on various aspects of science instruction. These studies examined: productive factors in science learning for grades 6 through 12; quality and quantity of instruction; effects of various teaching strategies on science achievement; instructional systems in science…

The two science education digests for 1985 contained reports of research related to science curriculum and instruction. This information bulletin has been designed to continue making suggestions for improving education, more specifically education in science classrooms. It focuses on: (1) findings from science education studies (including…

This report presents a meta-analysis of research on teaching expressive writing to students with learning disabilities. Virtually all the interventions analyzed were multifaceted and involved students writing everyday as part of the curriculum. The meta-analysis identified several themes critical to effective writing instruction: (1) adherence to…

In an effort to provide information about the effect of computer use in schools on student achievement, attitudes, dropout rate, and learning time, a review of instructional computing research analyzed studies done between 1980 and 1987 using statistical summary procedures. Reviewers used a meta analysis procedure to calculate effect size as they…