Effectiveness of Program Based on Successfulness on Social Competence and Academic Achievement of Adolescent Girls in City of Mashhad

This study was aimed to determine the effectiveness of program based on successfulness on academic achievement and social competence of adolescent girls in city of Mashhad. The interventional program was including two package: “Promoting of successful strategies” and “Strengthening parents program”. The research method was quasi-experimental with a pre-test and post-test design with two experimental groups and one control group. The statistical population of the research included all of girl high school students in grade 10 of Mashhad in school year 2017-18. From among them 45 students randomly were selected by multi stage cluster random sampling method and randomly assigned in two experimental and one control groups. All participants answered the flener social competence questionnaire in pre and post test and also academic achievement was measured using students grade average in before and after intervention. Finally, the data were analysed using multivariate analysis of covariance. The results from this study demonstrated that the training of program could be effective in improving academic achievement and social competence of the students.