It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Open Education Resources (OER) are any materials for teaching, learning or research that are openly licensed and freely accessible. The open nature of these materials means that anyone can use, copy, adapt and re-share them. OERs can cover a range of digital media including: open courses, textbooks, lesson plans, assignments, streaming videos, and primary source materials.