This study sought to determine whether or not there was a significant difference in the achievement of 11th grade U.S. History students learning from sound filmstrips and students learning from the same sound filmstrips in videotape format. Four 11th grade U.S. History classes were examined. Each section was administered a pretest consisting of 20…

Discussion of various types of feedback used in computer-assisted instruction focuses on a study of low-ability eleventh graders that compared the effectiveness of answer until correct (AUC) feedback with knowledge of correct response (KCR) feedback. Achievement data on posttests as well as time data are analyzed. (11 references) (LRW)