Thousands of Free High-Resolution Stock CC0 Photos and Videos
The “OpenCourseWare” puts online the educational material used in the courses of MIT (Massachusetts Institute of Technology)
Multilingual media library of content (images, sounds and videos)
Provide a free, world-class education for anyone, anywhere.
Webcomic financed by its readers from all over the world
Sharing and making technical aids for people with disabilities
Archives related to Nestor Makhno
Platform for interactively exploring the evolutionary relationships between all known species, offering detailed information on all clades and links to other resources.
Some drawings by Mullana in Creative Commons, mainly on famous women.
Set learning free
Photos under various free or open licenses
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