Medresa Osman ef. Redžović in Čajangrad near Visoko started work in 1992/93. Except education, medresa also have other activities as a publishing. It is a islamic highschool, which promote and educate students in the spirit of Islamic regulations and prepare them to continue their education and training at Islamic and other universities. All students have to live in intership and it have male and female departments.vi učenici moraju živjeti u školi, a Medresa ima muške i ženske odjele.