Discusses and compares advantages and disadvantages of large and small computer-based instructional systems. Predicted and actual costs in two systems--PLATO, which uses a mainframe system, and VITAL, a microcomputer-based system--are analyzed, and cost comparisons are made based on class size. (LRW)

This study employs meta-analysis and cost-effectiveness instruments to evaluate and compare cross-age tutoring, computer assistance, class size reductions, and instructional time increases for their utility in improving elementary school reading and math scores. Using intervention effect studies as replication models, researchers first estimate…

This volume consists of reports on the status and function of lower secondary comprehensive school systems in four countries with contrasting cultures and educational traditions: Denmark, France, the United Kingdom as represented by Scotland, and the United States as represented by Maryland and Minnesota. The volume begins with an analysis by…