Open Educational Resources (OER) are teaching, learning, and research materials that provide users with free and perpetual permission to engage in the 5R activities: ¹

• Retain – the right to make, own, and control copies of the content (e.g., download, duplicate, store, and manage).
• Reuse – the right to use the content in a wide range of ways (e.g., in a class, in a study group, on a website, in a video).
• Revise – the right to adapt, adjust, modify, or alter the content itself (e.g., translate the content into another language).
• Remix – the right to combine the original or revised content with other material to create something new (e.g., incorporate the content into a mashup).
• Redistribute – the right to share copies of the original content, your revisions, or your remixes with others (e.g., give a copy of the content to a friend).