الخصائص السيكومترية لمقياس الاندماج المدرسي لدى طلاب المرحلة الثانوية
The aim of the research is to prepare a school engagement scale, and to know the psychometric properties of the scale in terms of its validity and stability. The research was applied to a sample of (130) male and female students in secondary school in North Sinai governorate, their ages ranged between (15-19) years, with an average age of (16.62) years and a standard deviation of (0.547). The results of the research showed that the school engagement scale has high reliability and validity coefficients. (Published abstract)