The Effect of Instructional Multimedia on Social Skills Development in Mentally Disabled Grade Five Primary Students in Tehran

The aim of the present research was to study the effect of instructional multimedia on social skills development in mentally disabled grade five primary students in Tehran. The research method was quasi-experimental. The statistical society included all mentally disabled students in the fifth grade school in Tehran that were divided into two control and test groups selected via accessible sampling. The social skills learning questionnaire was the data collecting tool in the research. For eight sessions، the test group was trained using researcher-made multimedia software and the control group was trained with traditional method (lecturing). To evaluate resultant changes، a pre-test was conducted on both groups. After pre-test، the test group was exposed to the independent variable، i. e.، multimedia instruction، and a post-test was performed on both groups. To analyze the data، statistics methods were used both in descriptive and inferential levels. The results indicated that the social skills development was higher in students that have received material through instructional multimedia.