This study examines whether the self-concepts, social skills, problem behaviors, and loneliness levels of students with special educational needs (SEN) in inclusive elementary classrooms differ from those of students without special educational needs (non-SEN). This study also aimed to identify the roles of self-concept, social skills, and problem…

Including students with special educational needs in learning (SEN-L) is a challenge for large-scale assessments. In order to draw inferences with respect to students with SEN-L and to compare their scores to students in general education, one needs to assure that the measurement model is reliable and that the same construct is measured for…