Özet:
The purpose of the study is to examine students’ ideas of mistake handling activities implemented in mathematics
class. To this aim, mistake handling activities were carried out with 12 high school students. Focus group
discussions related to mistake handling activities were carried out with students during four weeks. The data were
gathered through students’ written reflections, transcripts of focus group discussions and semi-structured
interviews. All the data were analyzed through content analysis. It was revealed that mistake handling activities
made a motivational impact on high school students on their mathematical learning. The themes emerged from
the study are advantage, innovation, being interesting and critical perspective.