Uma lista de referências a sites com material de qualidade e gratuito sobre os mais diversos temas.
OpenCourseWare Consortium
http://www.ocwconsortium.org/use/use-dynamic.html
An OpenCourseWare is a free and open digital publication of high quality educational materials, organized as courses. The OpenCourseWare Consortium is a collaboration of more than 200 higher education institutions and associated organizations from around the world creating a broad and deep body of open educational content using a shared model. The mission of the OpenCourseWare Consortium is to advance education and empower people worldwide through opencourseware.
Open Educational Resources
http://www.oercommons.org/
Open Educational Resources are all about sharing.
In a brave new world of learning, OER content is made free to use or share, and in some cases, to change and share again, made possible through licensing, so that both teachers and learners can share what they know.
Social Network for Online Learning
http://www.schoox.com/
schooX is a Knowledge Society whose members share and manage knowledge through publishing and attending online courses, organizing web meetings, participating in groups and placing questions and answers. Whether you acquired your knowledge from an academic institution, from work experience or schooX we invite you to publish it. Over 500 free online courses under a Creative Commons licence are available already.
Self Made Scholar
http://selfmadescholar.com/b/self-education-resource-list/
The internet is an invaluable resource to self-educated learners. Below is a list of some of the most helpful sites out there including opencourseware materials, free libraries, learning communities, educational tools, and more.