class-central.com
Class Central is a free online course aka MOOC aggregator from top universities like Stanford, MIT, Harvard, etc. offered via Coursera, Udacity, edX, NovoED, & others.
язык: English связи: 683 Alexa: 122 849 Самые популярные в: United States (80 001) Веб безопасности: 95% Page Rank: 0 дата: 27.02.2014