Khan Academy
软件描述
可汗学院是一家非营利性机构，旨在通过向世界各地任何人提供免费的世界级教育，从而改善教育。
官方网站
访问软件的官方网站了解更多信息
www.khanacademy.org
什么是 Khan Academy?
可汗学院是一家非营利性机构，致力于通过向世界各地任何人提供免费的优质教育，从而改善教育现状。
网站的所有资源均对所有人开放。无论你是学生、教师、在家自学的家长、校长，还是二十年后重返课堂的成年人，甚至是一个想在地球生物学上略胜一筹的友好外星人，可汗学院的教材和资源都免费供你使用。
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