<iframe src="https://podeduc.apps.education.fr/video/88372-nombre-derive-et-geogebramp4/?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=grandeury laurent 360 https://podeduc.apps.education.fr video 640 1.0 Laurent Grandeury https:/media/cache/cb/81/cb81b2151c19819f6ee793219adc7379.png 684 360