K-12 Open Textbooks & Open Educational Resources: Home

Provides a number of helpful guides for ensuring that OERs remain accessible.

More information about making web materials accessible.

Guide on evaluating OER textbooks.

Guidelines and rubrics for evaluating OER.

Comprehensive Department of Education guide for districts who are interested in creating a plan to shift to using Open Educational Resources.

"CK-12 Foundation is a non-profit that creates and aggregates high quality curated STEM content"

Provides curricular materials and lesson plans for a wide variety of subjects that are searchable by topic and grade level.

One of the originators of online open courses, Khan academy has strong offerings in Math and Science that are designed by grade level/subject. There are also humanities offerings, including ELA lessons by grade level. Requires you to register with the site, but there is no cost for anything.

LibreTexts provides access to more than 2,000 open educational resources (OER) created by instructional faculty and helps reduce the burden of costly textbooks.

Limited free lessons on Mathematics that are best suited to High School curricula.

Click on the Audience box to select grade levels.

Select the appropriate grade level under "Education Level". Contains content for pre-K - Graduate Degree.

Provides information about EOR teaching, pedagogy, and the COUP framework.

Collection of video lessons and supplemental materials that are national/state standards aligned and work with Google Classroom.

Pressbooks Directory is a free, searchable catalog that includes 5,333 open-access books published by 156 organizations and networks using Pressbooks. It's easy to copy, revise, remix, and redistribute any openly licensed content found here using Pressbooks' publishing platform. Nearly all books are highly accessible, and many include interactive H5P learning activities to engage learners.

Open access textbooks geared towards children from birth to age 12.

Georgia standards aligned OER for Middle Grades and High School courses.

Lesson plans and other small scale OERs grouped loosely by subject. Part of the larger OER commons network. Materials are searchable by grade level.

A curated collection of MIT Open Courseware courses selected for their applicability to high school curricula.

Utah Standards aligned K-12 OER resources. The materials have licenses that permit revision to other state standards.

Amazon's collection of primarily public domain works.

Contains free ebooks (primarily public domain classics), study guides, and reference materials as well.

Searchable directory of open access books produced by several OA initiatives.

Digital library of primary books, documents, and other materials, many public domain.

Collection of over 20,000,000 free texts from numerous sources and covering a wide variety of topics. Use the limiters on the left hand side of the page to narrow down the available materials.

A small, but nicely formatted collection of classic literary works in epub, mobi, and pdf formats.

Free electronic books.