Educational and other creative commons resources and resources in the public domain
1,250 Free Online Courses from Top Universities | Open Culture - This is an impressive treasury of online courses put together by the folks at Open Culture. I cannot attest to the fact they they are all in the public domain or covered under a creative commons or other free license. The only thing I know... is that there are over a thousand links here to free education. It's worth a little investigation if you're in the market for that.
19th Century Schoolbooks - digital editions of 141 schoolbooks and two surveys of historic schoolbooks by John Nietz. The online collection contains page images as well as searchable text.
Appropedia is for collaborative solutions in sustainability, appropriate technology, poverty reduction, and permaculture. Unless otherwise specified, all material is under Creative Commons Attribution-Share Alike 3.0 (CC-BY-SA-3.0)
AP Course - features course materials for seven Advanced Placement (AP) courses. These high school level materials are available for free download at Internet Archive
BCcampus OpenEd Resources Unless otherwise noted (CC BY 4.0)
Center for Open Education - CEHD - UMN (CC BY 4.0)
College Open Textbooks An open textbook is an integrated course-associated learning tool that is in the public domain or has been open-licensed by the copyright holder to permit re-use without the necessity of asking permission of the copyright holder.
Environmental Education Station - Public Domain Photo Library free for educational use with attribution.
Floss Manuals (CC BY-SA 3.0)
Khan Academy - Free Online Courses, Lessons & Practice. "Our mission is to provide a free, world-class education to anyone, anywhere."
Lit2Go - a free online collection of stories and poems in Mp3 (audiobook) format. A maximum of twenty-five (25) MP3 and/or text files may be used in any non-commercial, educational project (report, presentation, display, website, etc.) without special permission.
MIT OpenCourseWare - (CC BY-NC-SA 4.0) Free Online Course Materials
OER Commons | Open Educational Resources (CC BY-NC-SA 3.0) - a dynamic digital library and network. Explore open education resources and join our network of educators dedicated to curriculum improvement. (CC BY-NC-SA 3.0)
Open Course Library (CC BY 3.0) A collection of high quality, free-to-use courses that you can download and use for teaching. All content is stored in Google docs making it easy to access, browse and download.
Open Educational Resources SUNY (CC BY 4.0) - The mission of Open SUNY Textbooks is to provide an academic-friendly publishing model and infrastructure which supports faculty adoption, remixing, and creation of open educational resources (OER) and courses.
Open Learning Initiative (CC BY 3.0) Offers online courses to anyone who wants to learn or teach.
Open Textbook Library Except where otherwise noted (CC BY 4.0)
Photos For Class - Creative commons image search engine for teachers. The quick and safe way to find and cite images for class!
Quotidiana All essays and images are in the public domain.
Saylor Academy Open Textbooks (CC BY 3.0)
The Online Plain Text English Dictionary OPTED is a public domain English word list dictionary, based on the public domain portion of "The Project Gutenberg Etext of Webster's Unabridged Dictionary" which is in turn based on the 1913 US Webster's Unabridged Dictionary.
The Open University aims to break the barriers to education by reaching millions of learners around the world, providing free educational resources and inviting all to sample courses that our registered students take – for free!
UMass Boston OpenCourseware (CC BY-NC-SA 3.0 US) a free and open educational resource for faculty, students, and self-learners world wide.
WikiEducator.org (CC BY-SA 3.0)