Annenberg Learner
Teacher resources and teacher professional development programming in all subject areas. Includes videos on a variety of subjects.
HippoCampus
"The goal of HippoCampus is to provide high-quality, multimedia content on general education subjects to high school and college students free of charge"--a project of the Monterey Institute for Technology and Education (MITE).
MERLOT (Multimedia Educational Resources for Learning and Online Teaching)
Merlot is "a continually growing catalog of online learning materials, peer reviews, learning assignments, and user comments" intended to be used by faculty to supplement their teaching. It is organized by major areas of study and supported by "discipline communities". MERLOT was developed and maintained by the California State University Center for Distributed Learning in partnership with a consortium of notable institutions and societies of higher education.
MIT Open CourseWare: Highlights for High School
Includes materials from introductory courses at MIT in the sciences, math, languages, writing and literature; AP resources for biology, physics, and calculus; labs and video demonstrations; and high school courses developed by MIT students.
MIT OpenCourseWare
Provides searchable access to MIT's course materials including syllabi, lecture notes, course calendars, problem sets and solutions, exams, and reading lists. Video lectures are available with many courses. Will include materials from most courses by 2008.
PBS Learning Media
A multidisciplinary collection of teaching materials from the Public Broadcasting Service
Teacher Tube
Provides "an online community for sharing instructional videos . . . educationally focused, safe venue for teachers, schools, and home learners . . . with teachers teaching teachers".