ahlam1399
06-30-2016, 03:23 PM
Sal Khan, a pioneer of online tutorials with his successful Khan Academy, has established a private brick and mortar laboratory school in Silicon Valley. He plans to share its lessons with educators.
أكثر... (http://www.npr.org/sections/ed/2016/06/30/476193095/from-youtube-pioneer-sal-khan-a-school-with-real-classrooms?utm_medium=RSS&utm_campaign=news)
أكثر... (http://www.npr.org/sections/ed/2016/06/30/476193095/from-youtube-pioneer-sal-khan-a-school-with-real-classrooms?utm_medium=RSS&utm_campaign=news)