Khan Academy allows you to learn almost anything for free.
Our Windows 8 app is the best way to view Khan Academy’s complete library of over 4,400 videos on your Windows 8 device. We cover a massive number of topics, including K-12 math, science topics such as biology, chemistry, and physics, and even the humanities with tutorials on finance and history.
Spend an afternoon brushing up on statistics. Discover how the Krebs cycle works. Learn about the fundamentals of computer science. Prepare for that upcoming SAT. Or, if you’re feeling particularly adventurous, learn how fire stick farming changed the landscape of Australia.
Head over to https://www.khanacademy.org to learn more. If you want to contribute and help make this app better, visit https://github.com/Khan/khan-windows-8.
Browse and watch thousands of videos using touch optimized experience
Downloadable videos: take individual videos or entire playlists to watch offline at your own pace
Search and share: use Windows charms to search videos and share using any app which can share