Two computer assisted instruction programs tested the effects of plain and enhanced screen designs with or without information about those designs and task-type on time and learning. Subjects were 140 fourth grade students in Lincoln, Nebraska who had extensive prior experience with computers. The enhanced versions used headings, directive cues,…

Discussion of appropriate feedback in an instructional setting focuses on a study of undergraduates learning graphics materials production techniques that investigated whether internal feedback, provided by an expert system, differed in effectiveness from external feedback, provided by an instructor. The effects of each on processing activities…