Stephen Ritz: A teacher growing green in the South Bronx. Green Bronx Machine | We Are AmeriCANs. Richard Baraniuk parle de l'apprentissage open-source. Connexions - Sharing Knowledge and Building Communities. Daphne Koller: What we're learning from online education. Coursera. Salman Khan : Utilisons les vidéos pour réinventer l'éducation. Khan Academy Français. Khan Academy.