Open - free to use and repurpose
Free - free to use
Affordable - available at low cost
Free North Shore - available to NSCC students and faculty
Flat World offers low-cost textbooks that can be modified. A search for "Diversity" provides relevant results in many subject areas.
The College Open Textbooks Collaborative, a collection of twenty-nine educational non-profit and for-profit organizations, affiliated with more than 200 colleges, is focused on driving awareness and adoptions of open textbooks to more than 2000 community and other two-year colleges. This includes providing training for instructors adopting open resources, peer reviews of open textbooks, and mentoring online professional networks that support for authors opening their resources, and other services.