The OER sites on this page cover a number of different subject areas. Repositories curate from a number of sites. OASIS is new platform that is easy to use and searches open content from 72 different locations. Most platforms allow you to filter by subject and grade level.
Core Subjects & Electives Assessments, homework, videos, lesson plans
Also covers art, music, history, military, medicine & technology.
All Subjects : Information, video and test modules on topics. Need to learn the different grading system.
Academic Subject Catalog : Arts & Humanities, Mathematics, Science and Social Studies.
HippoCampus.org is a free academic web site that provides multimedia content--videos, animations, and simulations--on general education subjects in middle and secondary grades.
Search Filters Lessons, activities, curriculum.
Adaptable Courseware Math, English & Literature, Business, Science, Art, Writing, U.S. History and Government.
Oasis. Textbooks, Courses, Course Materials, Interactive Simulations, Public Domain Books, Audiobooks, Modules, Open Access Books, Videos, Podcasts, Learning Objectives.
OER Course Development Resources : All subject areas covered.
OER Commons Refine search by subject, educational level, material type.
UEN : PreK - 12 Educator Resources