This mixed-methods study focused on advanced student engagement, mathematics competence, and the influence of teachers in classrooms that used 3D printing to teach mathematics. Quantitative methods were used to understand changes in student perceptions of competence, engagement, and feelings regarding group work. Qualitative methods were used to…

The stressors of teaching can be individual and hard to identify. Merely recalling stressful events after a lesson can be biased by neglect, modification, or extenuation of memories. Therefore, the present study explores how video data can be used to reactivate or relive stressor memory. Eight teachers' lessons were recorded while their stress was…