Özet:

The objective of this study is to determine the effects of the use of trade nonfiction trade books education materials on the academic success and attitudes of students for the lesson and to find out the opinions of students on the use of such books. Explanatory sequential design among the mixed-method designs was used in the study. During this application, the history course was handled with nonfiction trade books as auxiliary material in addition to the coursebook in the experimental group and only the coursebook in the control group. Descriptive statistics, t-test for dependent and nondependent samples were used for the analysis of quantitative data. The interview form was used for the collection of qualitative data, and the data obtained were analyzed using the descriptive analysis method. In light of the findings obtained from the quantitative and qualitative aspects of the study, it was concluded that the use of nonfiction trade books has positive effects on the academic success of students. In the quantitative section of the study, attitudes of experimental and control groups for history lessons were measured, and it was concluded that both groups had medium level positive attitudes for history lessons, which were similar to each other. In the quantitative section of the study, since the attitude scores of the experimental and control groups for history lessons were close to each other, it was concluded that the nonfiction trade books did not create significant effects on the attitudes of students for the course. In light of the findings obtained in the study, it is recommended that studies designed with longer periods for the investigation of the positive effects of nonfiction trade books in history education on the attitudes of students for lessons should be carried out.