دور النشاط الرياضي في تحقيق تماسك الجماعة وأثره على الصحة النفسية الإيجابية لدى جناح الأحداث
The study aimed to determine the effect of physical activity sports on some social variables and psychological to group cohesiveness and self-esteem and self-confidence and aggressive behavior to the juvenile delinquency re-education in Tiaret center, and we have prepared a certified program proposal to the diverse group activities (football, handball, volleyball, soccer Basketball) We have divided the sample into two experimental first group (of new guests) and the 15 individual and the second group (guests feet) of the 15 individuals, were collected results based on appropriate measurement tools after confirmation of the validity and reliability, and the last was reached that the proposed program impact positively on the variables under study, and that level variables of the study was the best among the first experimental group (new hotel)compared to experimental Group B (guest foot). (Published abstract)