Our colleague Jeroen Bos explains how the quality is guaranteed, what you can do with them and how you can provide your own educational materials.
Educational resources
SURF's Edusources contains a national database of more than ten thousand open educational resources provided by subject teachers. You can filter by subject area or author. Each item states the conditions under which you may reuse it through Creative Commons licensing.
Learn more
The presentation is at the Library of Science on Tuesday 27 February, and lasts about 15 minutes. You can also join online, you can choose upon registering. Of course there will be room for your questions. Want to know more in advance? View the PDF at the bottom of this post, check out the Radboud Open Education Team's LibGuide or email openeducation [at] ru.nl (openeducation[at]ru[dot]nl).