Tatar, M.2025-05-102025-05-1020061302-56002-s2.0-33845187836https://hdl.handle.net/20.500.14720/18074Research that was made by Coleman (1966) and Jencks (1972) caused a pessimistic climate in education world. Because they resulted that family, not schools and teachers, is prominent factor in school achievement. In following years, it was made a lot of research in order to show that schools and teachers can make a difference. In this study, it is resulted that schools and teachers are important and can make a difference.trinfo:eu-repo/semantics/closedAccessEffective School MovementStudent AchievementTeacher EffectivenessArticle171N/AQ4156166