Question 1

Are these textbooks really free?

Accepted Answer

Yes, all 79 textbooks are completely free to download, share, and adapt. No payment, registration, or subscription required. They are published under open licenses like Creative Commons, making them truly free for everyone.

Question 2

Do I need to create an account to download textbooks?

Accepted Answer

No account required! You can download any of our 79 free textbooks instantly without creating an account, providing an email, or filling out any forms. Just click download and start learning.

Question 3

What subjects are available?

Accepted Answer

We offer 79 textbooks covering math, science, physics, chemistry, biology, calculus, algebra, business, nursing, programming, and more. Subjects span from Kindergarten through Master's level education.

Question 4

What languages are the textbooks available in?

Accepted Answer

Our textbooks are available in 5 languages: English, Spanish, Arabic, Chinese (Simplified), and Polish. Many popular textbooks are available in multiple languages.

Question 5

Can I use these textbooks for teaching?

Accepted Answer

Absolutely! Teachers, professors, tutors, and educators can use these textbooks for teaching. You can adapt, modify, and redistribute them according to their open license terms. Perfect for schools, universities, and homeschooling.

Question 6

What format are the textbooks in?

Accepted Answer

All textbooks are available as downloadable PDF files that work on any device - computers, tablets, phones, and e-readers. No special software required.

Universal Open Textbook Initiative