The purpose of this research is to make a meta-evaluation of the program evaluation studies on teacher training programs in Turkey. Meta-evaluation is the process of revealing the deficiencies and errors of the research as the last stage of the program evaluation process. In this context, the steps of the meta-evaluation processes were followed…

Many primary studies have been performed to reveal the effects of computer assisted instruction (CAI) on students' attitudes towards science courses. In determining the effectiveness of these studies, gathering and evaluating of the studies at some characteristics play an important role. The aim of this study is to determine meta-analytically the…