At school, pupils often cooperate on common projects and must coordinate their different individual actions. However, grades are pervasively used even in cooperative situations, which make the pupils' differences in achievement and their relative rank salient and may reduce their inclination to work constructively with others. Thus, we…

A ten year-old boy exhibiting frequent off-task and disruptive behavior during small group math instruction was taught to use an iPod Touch for video modeling and self-monitoring purposes. A single-subject changing conditions (A-B-BC) design was used to investigate the differential effects of video modeling versus a combination of video modeling…