As defined by UNESCO, Open Educational Resources are:
Adoption of Open Educational Resources (OERs) can provide access to high quality educational materials that are accessible and affordable for students to use. These materials are often created by academics and subject experts. OERs can be in the form of textbooks, case studies, videos, and more.
Learn more about Open Educational Resources:
Creative Commons Licenses are licenses that authors can apply to their works to describe permissible uses of the material. Not all Creative Commons licenses are the same.
For more information, visit the Creative Commons website.