Khan Academy is an online education platform that provides educational videos and exercises. It targets K-12 students and adults. Content is created by Salman Khan and the platform is developed by a team of engineers. The goal is to deliver personalized learning that allows students to learn at their own pace through video lessons and practice exercises. The non-profit is funded through donations. Key features include categorized educational videos on various subjects, practice sessions with adaptive exercises, and tools for teachers to track student progress. Strengths include comprehensive video content and a strong technical platform, while weaknesses include lack of funding and limited coverage of subjects like humanities.