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Open textbooks are textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed. These books have been reviewed by faculty from a variety of colleges and universities to assess their quality.
The LibreTexts project is a multi-institutional collaborative effort to improve education at all levels of higher learning by developing Open Access Resources. In a nutshell, it's a bunch of people making the world a better place by sharing the world's scientific knowledge, and you can help!
Other Sources for Open Textbooks and Teaching Resources
Foreign Language Resources. The Center for Open Educational Resources & Language Learning (COERLL) is one of 16 National Foreign Language Resource Centers (LRC's) funded by the U.S. Department of Education. The overall mission of these federally-funded centers is to improve the teaching and learning of foreign languages by producing resources (materials and best practices) that can be profitably employed in a variety of settings.
We publish open content electronic textbooks that are freely available from this website. We focus on content development and Web distribution, and we will work with relevant authorities to facilitate dissemination by other means when bandwidth is unavailable or inadequate. The goal is to make textbooks available to the many who cannot afford them.