In conclusion, coeducational schools are better than single-sex schools because they provide a conducive environment for the holistic growth and development of students. Although, in fact, the coeducational system of education has some disadvantages compared to the single-sex education system, the advantages of the coeducational system are the popular perceptions that girls do better in single-sex schools and boys in coeducational schools. it is generally not supported by studies, including the meta-analysis by Pahlke, Hyde, and Allison. countries of children. Available research indicates that boys and girls schools consider coeducation for social and cultural reasons. It will be argued that single sex schools provide better acquisition and better instruction for both boys and girls. There are several reasons why individual sex schools are more beneficial. One of these reasons. Students in single-sex schools achieve better results than students in mixed schools, Sax.. 2002.