Batteau, ValérieValérieBatteauGraven, M.Venkat, H.Essien, A.Vale, P.2019-11-142019-11-142019http://hdl.handle.net/20.500.12162/3304This research aims at analyzing teacher practices in a Japanese context with a focus on the neriage, a specific phase of structured problem solving lessons. We analyze teacher practices with the specific tools of the double didactical and ergonomical approach, during a neriage that takes place during a sequence of lessons on length in 3rd year of primary school. This research highlights some characteristics of practices during neriage promoted in the problem solving approach.enType de référence::Communications::Communication scientifique publiée