Özet:

It is aimed to analyze the change of the pre-service science teachers‘ attitudes towards chemistry laboratories using case-based learning, an active learning method, in this research. This research is an semiexperimental study with a control group. The sample of this research was originated by the second-year students (N=61) of the department of science education in Dokuz Eylul University, Faculty of Buca Education. In the first stage of the research, a case about the experiment of determining the ionization constant of weak acid (Ka) was created and the case was discussed among the student groups in the experimental group as a workshop. In the second stage, the experiment was performed in the laboratory. And in the control group, the experiment was performed using conventional teaching methods. In conclusion, the effectiveness of case-based learning method in the attitudes of students towards chemistry laboratories was analyzed

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