Welcome

Remixable textbooks by expert authors, free online and affordable offline

We preserve the best of the old — books by leading experts, peer‑reviewed and developed to high editorial standards, fully supported by review copies, teaching supplements and great service. Then we change everything. Our textbooks are:

• Free online
• Affordable offline
• Open–licensed
• Customizable by educators

Educators choose the book — students choose format and price. Everybody wins.

Authors

Learn about publishing with Flat World Knowledge. Get the exposure and rewards that your book deserves.

Bookstores

Need to place an order? Get all the information you need to place your textbook order with us.

Partners

We offer flexible ways to apply our model to your institution — virtual, physical, for-profit or not.