<iframe src="https://podeduc.apps.education.fr/video/46132-experience-refraction-apparition-solide-dans-cuve-eau/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> PodEduc https://podeduc.apps.education.fr/videos/?owner=Ley2HAaSUmBrGo7-yAYfxK9zdW4 360 https://podeduc.apps.education.fr video 640 1.0 Julien Arrous