Get that "ready for anything" feeling with more than 5,000 courses from world-class universities and companies. Courses in art, music, business, computer science, physical science, information technology, language learning and more.
Free online courses by Harvard, MIT and more. Propel your career, get a degree, or expand your knowledge at any level. Popular subjects include computer science, education, business, management and more.
Learn anything. Whether you want to develop as a professional or discover a new hobby, there's an online course for that. Courses in photography & visual arts, design, digital media, fashion, music, business, management, IT and computer science, teaching, language learning and more.
CK-12 provides free access to open-source content and technology tools that empower students as well as teachers to enhance and experiment with different learning styles, resources, levels of competence, and circumstances.