Universal Open Textbook Initiative

Free textbooks for college, university, and K-12: Download 95 open educational resources (OER) in English, Spanish, Arabic, Chinese, Polish

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Added 30 Jul 2026

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Free textbooks for college, university, and K-12: Download 95 open educational resources (OER) in English, Spanish, Arabic, Chinese, Polish. No registration, instant access. Subjects: Calculus, Physics, Chemistry, Biology, Business, Nursing, Computer Science. Save $100-400 per textbook. Creative Commons licensed, adaptable for teaching.

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