E Learning Resources

Free
[1] Stepic + code revisor (multilanguage) https://stepik.org/

https://github.com/AndrewLrrr/stepik-python-basics-and-application-course
https://github.com/luxnlex/stepic-python

Webinars (Videoconferencias)

a) Any Meeting , $0/Month, 200 attenders, include ADS, not record [1]
b) oovoo, $0/Month, 12 attenders,
c) Vyew, $0/Month Unlimited, 10 attenders

Resources
[1] https://www.anymeeting.com
[2] http://www.oovoo.com/home.aspx
[3] http://vyew.com/s/


References
[1] http://www.dreig.eu/caparazon/2009/01/17/herramientas-libres-para-videoconferencia-webinars-online/