TED (Technology, Entertainment, Design) Talks originated in 1984. With a goal of sparking curiosity, speakers present a wide variety of topics in a maximum of 18 minutes. Learn from experts from a variety with "ideas worth spreading".
iTunes U is an app available through the iTunes Store. Users can download free educational course content from many colleges and universities, non-profit educational institutions, and K-12 organizations.
The content, which includes course lectures, lab demos, sports items, and campus tours, comes as audio and video files.
PBS Learning Media provides access to over 87,000 digital resources for learning about a variety of topics. The lessons can be filtered to specific age/grade levels.
Khan Academy is a non-profit educational organization created in 2006 by educator Salman Khan to provide "a free, world-class education for anyone, anywhere."
MIT OpenCourseWare is a web-based publication of virtually all MIT course content. OCW is open and available to the world and is a permanent MIT activity.
Coursera offers a variety of online courses from top universities.
Learn to Code HTML & CSS is a simple and comprehensive guide dedicated to helping beginners learn HTML and CSS. Outlining the fundamentals, this guide works through all common elements of front-end design and development.