Khan Academy
You can learn anything
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Description

You can learn anything. For free.

Spend an afternoon brushing up on statistics. Discover how the Krebs cycle works. Get a head start on next semester's geometry. Prepare for upcoming exams. Or, if you're feeling particularly adventurous, learn how fire-stick farming changes the landscape of Australia.

Whether you're a student, teacher, homeschooler, principal, adult returning to the classroom after 20 years, or a friendly alien trying to get a leg up in earthly biology — Khan Academy's personalized learning library is available to you, for free.

- Learn anything, for free: Thousands of interactive exercises, videos, and articles at your fingertips. Study math, science, economics, finance, grammar, history, government, politics, and much, much more.

- Sharpen your skills: Practice exercises, quizzes, and tests with instant feedback and step-by-step hints. Follow along with what you're learning in school, or practice at your own pace.

- Keep learning when you're offline: Bookmark and download your favorite content to watch videos without an internet connection.

- Pick up where you left off: Tailored to your current learning level, our mastery system gives instant feedback and recommendations on exactly which skills and videos to try next. And, if you choose to create a free account, your learning syncs with http://khanacademy.org, so your progress is always up-to-date across all your devices.

Learn using expert-created videos, interactive exercises, and in-depth articles in math (arithmetic, pre-algebra, algebra, geometry, trigonometry, statistics, calculus, differential equations, linear algebra), science (biology, chemistry, physics), economics (microeconomics, macroeconomics, finance and capital markets), humanities (art history, civics, finance, US history, US government and politics, world history), and more (including computer science principles)!

Already familiar with the Khan Academy website? Not all functionality is available in this app. Community discussions, computer programming content, test prep, parent tools, teacher tools, and district tools should all be accessed directly at http://khanacademy.org.

Khan Academy is a 501(c)(3) nonprofit organization, with the mission of providing a free, world-class education for anyone, anywhere.
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User Rating

4.62 out of 5

377 ratings in Italy

5 star
306
4 star
36
3 star
13
2 star
7
1 star
15

Ratings History

Reviews

GRATIS

Bahuer Doc on

La mejor app para aprender tantas cosas

Manca la lingua italiana

claudia0602 on

È un’ottima app ma monca perché mancano diverse lingue

Will save you in university

Frabic04 on

It will save you. Trust only this. Learn only on this. Don’t betray him

Formulas

Aongim on

I love khan academy, though if I have to be honest I think maybe in mathematics the formulas should be explained more thoroughly. I take sometime to understand how to do the exercises because there is no specific formula. I would really appreciate it if the formulas and how to solve the problems were more thoroughly explained. But that’s just my opinion.

Greatest Blessing, Incredible noble effort by Sal and his team.

Alexander - Xandi on

Access to Highest quality education.

Thank you

tundrap on

Thank you

Very smart, much learned

Captain (A very cool student) on

I’m happy to say that I learned many things here :) The math course is very fun to do :) I enjoyed the game style :) I had lots of fun :)

My experience with KA

Mauro Jazz on

KA primes my mind. I like to start almost every day with some problem-solving, usually a Mastery Challenge from either Calculus or Physics or Statistics. Sometimes I need to focus on a specific topic, such as probability, optimization, differential equations, to name but a few, and KA is unbeatable in bringing me up to speed. Thanks Sal.

Education for Free

TomaszSob on

Amazing app, you don't have to pay for what you learn, you get a progression system like videogames that makes it more interesting than learning by scouring resources. My only little complaint with the app that is not an issue with the website is that there's no reset button when taking tests, so, I'd have to go on the website to reset it, just to go back on the app, but that's my only issue with it!

Otimo

Robin 9 the best on

Otimo para estudar as aulas são muito interessantes

Store Rankings

Ranking History

Category Rankings

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Top Free
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Keywords

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Revenue and Downloads

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App Info

Category
Education
Publisher
Khan Academy
Languages
Spanish, German, Armenian, Azerbaijani, Bengali, Bulgarian, Czech, Chinese, Korean, Danish, French, Georgian, Hindi, Hungarian, Indonesian, English, Marathi, Dutch, Norwegian Bokmål, Panjabi, Polish, Portuguese, Serbian, Turkish, Vietnamese
Recent version
8.1.1 (4 months ago )
Released on
Mar 11, 2012 (12 years ago )
Last updated
2 weeks ago