Khan Academy is a free online learning platform that offers a wide range of educational resources for students of all ages. Founded by Sal Khan in 2008, it provides video lessons, practice exercises, and personalized learning dashboards. Subjects include math, science, history, and more, making it a valuable tool for both students and teachers. The platform aims to make education accessible to everyone, regardless of their background or location. With its interactive features, learners can progress at their own pace, reinforcing their understanding of concepts. Khan Academy has become a popular choice for those seeking to enhance their knowledge and skills.