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Free & Open Access Resources

This guide compiles free and open access resources available to researchers. With a focus on Linda Hall Library patrons, this guide prioritizes free resources geared towards science, technology, and engineering research.

Open Textbooks

Due to the costs of textbooks, open educational resources have become increasingly available. Most are college-level, though some are identified as high school level.

Open Textbook Library

Database of 1,000+ open textbooks.
Open Stax Open textbooks for math (pre-algebra through calculus and statistics) and science (biology, chemistry, physics, astronomy, anatomy and physiology, and microbiology.
LibreTexts

Very large collection of open textbooks, learning objects, and "textmaps" (open content mapped to follow commercial textbooks)
Open Textbooks for Engineering A list of open textbooks for engineering, managed by the Scholarly Communication Committee (SCC) of the Engineering Libraries Division (ELD) of the American Society for Engineering Education (ASEE).