OpenLearn (The Open University) – 1,000+ free short courses and resources

OpenLearn from The Open University offers a large catalogue of free short courses, articles and interactive resources across many subjects, with no entry requirements and free registration. Courses range from introductory topics to more advanced modules and include downloadable materials and suggested study times; certificates of participation are often available at no cost. It’s aimed at lifelong learners in the UK (and beyond); sign up on the OpenLearn site and start studying immediately for free.