Özet:

In this study, the effect of schema based problem solving strategy on problem solving performances of students with intellectual disabilities was examined. One student participated in the study. Among the mathematics problem types shifting, categorization and comparison problems were used in the study. Multiple baseline across behaviours design which was one of the single subject designs was used as a research design. The findings of the study indicated that schema based problem solving strategy increased the problem solving performance and this increase was maintained even three weeks after the teaching. When the student’s achievement was compared with the beginning level at the end of the instruction, it was seen that he solved more problems accurately in three types of problems]]>

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