MIT OpenCourseWare
@mitocw United States
Why we picked it
MIT OpenCourseWare is the ultimate archive of academic rigor: full semesters of calculus, physics, and computer science taught by world-class minds. There are no flashy edits or cheap hooks here, just brilliant professors in front of blackboards breaking down deep concepts from scratch.
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In their own words
A free and open online publication of educational material from thousands of MIT courses, covering the entire MIT curriculum, ranging from introductory to the most advanced graduate courses. On the OCW website, each course includes a syllabus, instructional material like notes and reading lists, and learning activities like assignments and solutions. Some courses also have videos, online textbooks, and faculty insights on teaching. Knowledge is your reward. There's no signup or enrollment, and no start or end dates. OCW is self-paced learning at its best.
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