How do teachers learn from students' videos

This case study was carried out in the inital teachers' training Framework. It investigates how physics abd chemistry teachers analyse video extracts of students recorded in classroom Turing inquiry-oriented activities. The selected extracts allow the teachers to study the Turing inquiry-oriented activities. The selected extracts allow the teachers to study the student approaches, in particular the elements of knowledge envolved in students' dialogues and their reasoning phases. The data analysed in his study were collected during a teachers' training session and they consists of video recording of two teachers teams and of their written productions. The results of this case study allows the researchers to follow the evolution of each teacher's posture and their global evolution going front assessing to analysing and understanding students' exchanges and written productions.