Planning and implementation: the impact of a professional development program on teachers' and learners' oral manifestations
Résumé
This paper investigates a professional development program's (PD) effect on classroom discourses. The PD was based on problem-based curriculum processing and intensive use of classroom discourse. The authors analyze seven pilot lessons of one of the teacher training's participants, providing an example of how a teacher with 20 years of experience in mathematics teaching, but using traditional teacher-centered methods, can apply the new approach in the classroom. Our analysis is based on a combined theoretical approach that starts from students' mathematical thoughts and examines the teacher's responses. We found numerous possibilities for starting classroom discussions building on students' thinking, and the teacher responded to most of them. Furthermore, the teacher's responses also included several invitations for students to classroom discourse, although these elements were almost absent before the PD.
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