دور التماسك الاجتماعي في تحسين المهارات الحركية لتلاميذ الطور الثانوي (15-18) خلال حصة التربية البدنية والرياضية
The study dealt with the problem of social cohesion and its impact on the motor skills of secondary school students, a field study of some of the Ain Defla high schools. We used the descriptive approach, and the final results showed that social cohesion indicators had a significant impact on the student's motor skills during the physical and sports education class. (Published abstract)