Khan Academy is a non-profit educational organization that provides free online lessons and practice exercises in a variety of subjects, including math, science, history, and more. The organization was founded in 2008 by Salman Khan with the goal of providing a high-quality education to anyone, anywhere. Khan Academy offers a wide range of courses and educational resources, including interactive challenges, assessments, and videos. All of the resources provided by Khan Academy are free of charge and can be accessed by anyone with an internet connection. In addition to the traditional subjects taught in school, Khan Academy also offers test prep resources for exams such as the SAT, LSAT, and MCAT. The organization produces short lessons in the form of YouTube videos. Its website also includes supplementary practice exercises and materials for educators. All resources are available to users of the website. The website and its content are provided mainly in English, but is also available in other languages including Spanish, Portuguese, Hebrew, Italian, Russian, Chinese, Turkish, French, Bengali, Hindi, and German.

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