Khan Academy offers educational courses in math, science, art history, economics, computer programming, health care and a variety of other subjects ranging in difficulty from elementary to college level. Khan Academy is a nonprofit organization that provides free online courses in almost 40 languages to students worldwide, as of 2015.
Khan Academy teaches through the use of instructional videos and practice exercises that focus on students learning at their own pace. Khan offers specialized lessons through partnerships with institutions such as The Museum of Modern Art, NASA and MIT. Each student receives a personalized dashboard that details his student profile and contains a summary of his class performance.