<iframe src="https://podeduc.apps.education.fr/video/152199-propagation-non-dispersive-bonus/?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=chlemarchand 360 https://podeduc.apps.education.fr video 640 1.0 Charlène Lemarchand https:/media/cache/d7/8c/d78c77696ab463c80d471e376e843262.png 1280 720