Yousif, T. and Abdullo Ali, A. 2014. The Effect Of Problem Solutionmethodon Studentsgainingat The Second Intermediate Class In Islamic Education Subject. College of Basic Education Research Journal. 13, 1 (Jun. 2014), 149–172. DOI:https://doi.org/10.33899/berj.2014.Vol13.Iss1.39542.