<iframe src="https://podeduc.apps.education.fr/video/23618-frottementmp4/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> Frottement.mp4 PodEduc https://podeduc.apps.education.fr/videos/?owner=84ZvUpjH-SoylTLu-OWsZeDVQE4 360 https://podeduc.apps.education.fr video 640 1.0 Christine Chapuzet