This study compared the effectiveness and efficiency of using a small-group massed-trial instructional format to an individually administered distributed-trial format, both using the constant time delay procedure, in teaching eight preschool children (including three with developmental disabilities) to name pictures. Although all subjects acquired…

Procedures that could be used to assess progress in instructional programs designed to enhance cognitive skills are reviewed, discussing measures of the following parameters: (1) knowledge acquisition, organization, and structure; (2) problem representation; (3) mental models; (4) metacognitive skills; (5) automaticity of performance; and (6)…

This study compared the efficiency (time) and accuracy of two representations of instructional algorithms--list versus flow chart--for the task of using indexes to search for document numbers in the U.S. Documents Monthly Catalog. Participants were 55 undergraduates and 5 adults at the Virginia Military Institute. Two sets (flow charts and lists)…

Describes an undergraduate economics course experiment designed to teach the concepts of comparative advantage and opportunity costs. Students have a limited number of labor hours and can chose to produce either wheat or steel. As the project progresses, the students trade commodities in an attempt to maximize use of their labor hours. (MJP)