Khan Academy: Offers over 2400 free videos from arithmetic to physics, and finance.
Learn almost anything for free.
With a library of over 2,400 videos covering everything from arithmetic to physics, finance, and history and 180 practice exercises, we’re on a mission to help you learn what you want, when you want, at your own pace.
A free world-class education for anyone anywhere.
The Khan Academy is an organization on a mission. We’re a not-for-profit with the goal of changing education for the better by providing a free world-class education to anyone anywhere.
All of the site’s resources are available to anyone. It doesn’t matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get a leg up in earthly biology. The Khan Academy’s materials and resources are available to you completely free of charge.
How it works for students
Students can make use of our extensive video library, practice exercises, and assessments from any computer with access to the web.
- Complete custom self-paced learning tool
- A dynamic system for getting help
- A custom profile, points, and badges to measure progress
Coaches, parents, and teachers
Coaches, parents, and teachers have unprecedented visibility into what their students are learning and doing on the Khan Academy.
- Ability to see any student in detail
- A real-time class report for all students
- Better intelligence for doing targeted interventions