The 25 best online resources for finding free educational videos. With the exception of BrainPOP and Cosmeo, all listed sites offer their extensive video libraries for free and without registration.

Thousands of video lectures from the world's top scholars.
academicearth.org

Video interviews with 600+ thought leaders in a range of fields.
bigthink.com

Short-form online video lessons by professional educators. Free math lessons.
brightstorm.com

Aggregator of free, online video lessons and documentaries.
cosmolearning.com

Lectures taught by world-class professors and reinforced through interactive exercises.
coursera.org

Courses designed specifically for interactive study via the web.
edx.org

High quality multimedia content ideal for use in the classroom.
thefutureschannel.com

Professional and user-generated how-to videos.
www.howcast.com

Collection of more than two-hundred thousand free historical videos, many academic.
archive.org

Free lectures, language lessons, audiobooks, and more accessible via Apple iTunes.
Apple iTunes - Apple iTunes Software

Self-pased learning with extensive video library, interactive challenges, and assessments.
khanacademy.org

Professionally developed programming for K-12 classrooms.
learner.org

Professional video lessons in mathematics. Covers basic math through calculus.
mathtv.com

Lectures and course materials for students, teachers, and self-learners.
ocw.mit.edu | Also
see: OpenCourseWare Finder

Guide to more than 11,000 interesting MIT videos and lectures.
video.mit.edu/

Aggregator of high-quality educational videos from around the Web.
www.neok12.com

3,500 videos from distinguished researchers and scholars.
youtube.com/user/ResearchChannel

Free videos from your favorite PBS programs, including NOVA and Frontline.
video.pbs.org

Video sharing platform for schools featuring original content created by students.
www.schooltube.com

Engaging, professional videos and practical resources for educator development.
www.schoolsworld.tv

Library of free, full-length documentary films.
www.snagfilms.com

Online aggregator of educational videos.
www.teachertube.com

Fascinating presentations by the world's leading thinkers and doers.
www.ted.org

Collection of videos from professors, professionals, coaches, teachers, and consultants.
www.videojug.com

Comprehensive online directory of educational videos aggregated from across the Web.
www.watchknowlearn.org

Search engine and directory of free how-to videos.
www.wonderhowto.com

Free access to a selection of introductory Yale courses.
oyc.yale.edu

Free lectures from more than one hundred colleges and universities.
www.youtube.com/edu | Also
see: Talks@Google
Additional sites that are not free but offer outstanding content:

Provider of original, animated educational videos. Subscription required.
www.brainpop.com

30,000 video segments from Discovery Education. Subscription required.
www.cosmeo.com | Also
see: Discovery Education Streaming