It is an online teaching and learning platform available for everyone regardless of the physical location or time and completely free of charge. The educational process is available in different forms, such as interactive videos, personalized coaching, and practical exercises. The spheres of education include math, science, economics and many others.Khan Academy works hard to provide the best tools for both - teachers and students in order to make the education equally pleasurable and productive.
Furthermore, the online academy is translated into 36+ languages, and that makes it indeed an international classroom.
The platform has no distracting ads, nor subscriptions. Khan Academy functions solely owing to volunteers and donators. If you are looking for a genuinely quality place to improve your level of knowledge or learn something entirely new, this is the right resource to go.