Open Education Resources (IUPUI)

This repository deals heavily in math and science resources, but also gives users access to content dealing with subjects like history, education, and the fine arts.

BCcampus has curated a collection of open textbooks that align with the top 40 highest enrolled first and second year post-secondary subject areas in British Columbia. Many books have been reviewed by faculty and include ancillary resources.

Access thousands of primary sources (images, documents, films, etc.). Refine search by type, date, source, and subject.

The Library of Congress offers classroom materials and professional development resources to help teachers use primary sources from the Library's vast digital collections.

The Global Text Project (GTP) is a not for profit organization dedicated to the creation, translation, and distribution of free open content textbooks over the Internet. It is an Open educational resources project focusing on reaching university students mainly in developing countries, where textbooks are often expensive and not affordable.

InTech is the publisher of one of the largest open access collection of books in the fields of Science, Technology and Medicine.

OER Metafinder launches a real-time, simultaneous search across 22 different sources of open educational materials as you hit the Search button.

MedEdPORTAL is a free peer-reviewed publishing venue and dissemination portal designed to support educators and learners as they create and use on-line teaching materials, assessment tools and faculty development resources.

A curated collection of Open Educational Resources, includes an ISBN search for material.

Search by keyword, discipline, or item attributes such as material type (including open textbook), audience, peer review, mobile platform, license, language, and more.

By using an ISBN, you can find MERLOT Open Educational Resources (OER) that can be used to supplement most textbooks.

Provides free access to books and documents in life science and healthcare.

(Openly Available Sources Integrated Search). Has gathered more than 155,000+ records from 52 different sources that have been carefully selected in collaboration with SUNY OER Services.

A collection of open education resources from the Institute for the Study of Knowledge Management in Education (ISKME).

Collection of shareable course materials, including syllabi, course activities, readings, and assessments.

Free online courses and course materials offered by Carnegie Mellon University.

Florida's OER repository

Provides a directory of Pressbooks titles. Resource has a great filter tool.

Developed by Rebus Community, a Canadian organization that supports the creation of open textbooks.

Saylor Academy offers over 100 open textbooks under a variety of Creative Commons licenses.

Open educational resources from leading universities.

A collection of openly licensed eBooks on a variety of academic and non-academic topics.

Online community intended for the planning of education projects linked with the development of free content and the development of free content on WikiEducator for free learning

Collection of online resources for Environmental Studies.

MIT's extensive list of open Urban Studies courses includes Environmental Justice, Policy and Planning materials. Lectures, quizzes, exams, problem sets and in some cases entire etextbooks are available for use in the classroom or as supporting materials.

MIT also offers a wide variety of open courses on earth and environmental sciences. Course component are available for reuse in the classroom or by students to review concepts.

The Story of Stuff is an illustrated lecture by author and environmental activist Annie Leonard that examines the environmental and social repercussions of the U.S.s consumer culture. The Story of Stuff Prject has expanded with videos addressing environmental studies topics and solutions.