Learn the definition of OER: high-quality teaching and learning materials that are free to use and share.

Discover how OER can replace expensive traditional textbooks.

Explore OER repositories where you can find free digital textbooks, videos, and interactive simulations.

Understand the '5 R's' of OER: the freedom to Retain, Reuse, Revise, Remix, and Redistribute.

See how the OER movement is promoting more equitable access to education.

Learn about the different Creative Commons licenses that govern how OER can be used.

Ask your teachers if they use OER or if they would consider adopting it.

This is a growing movement that is saving US students millions of dollars.

By using OER, you can lower the cost of your education without sacrificing quality.

This guide shows you where to find the best OER for your classes.