Online Courses
English open online courses — Internet courses with interactive participation and open access, one of the forms of distance education. As additions to the traditional materials of the training course, such as video, reading and homework, open online courses provide an opportunity to use interactive forums that help to create and support communities of students and teachers. The most popular platforms for open online courses are Coursera, EdX, Udacity.
Subjects of the courses: biology, business, chemistry, informatics, economics and finance, electronics, engineering, food and nutrition, history, jurisprudence, literature, mathematics, medicine, music, philosophy, physics, statistics and much more.
Duration: 4 to 12 weeks.
More detailed information:
Coursera: https://www.coursera.org/
EdX: https://www.edx.org/
Udacity: https://www.udacity.com/