Khan Academy

Features: Khan Academy provides a comprehensive, interactive learning experience featuring thousands of video lessons, practice exercises, and personalized learning dashboards. The platform covers a vast array of subjects, including mathematics, science, computing, history, art history, and economics. Features include mastery-based learning, instant feedback on exercises, and official test preparation materials for exams like the SAT and LSAT, all designed to allow students to learn at their own pace.

History: Founded in 2008 by educator Sal Khan, the organization began as a series of instructional videos created by Khan to tutor his cousins remotely. The project quickly gained global recognition for its effectiveness and accessibility, evolving from a simple YouTube channel into a non-profit educational platform supported by major philanthropic organizations, with the mission of providing a free, world-class education for anyone, anywhere.

Use cases: The platform is utilized by K-12 students seeking extra help with homework or exam prep, adult learners looking to master new professional skills like computer programming, and teachers who integrate Khan Academy into their classrooms for blended learning and differentiated instruction. It is also widely used by homeschooling parents as a core curriculum resource and by lifelong learners pursuing personal enrichment across various academic disciplines.