دانلود Khan Academy 2.5.3 نرم افزار آموزش اندروید

Khan Academy allows you to lea almost anything for free.

- You can lea anything – for free: Over 10,000 videos and explanations at your fingertips in math, science, economics, history, and much, much more
- Sharpen your skills: over 40,000 interactive Common Core aligned practice questions are included with instant feedback and step-by-step hints. Follow along with what you’re leaing in school or practice at your own pace
- Quickly find what you need: Redesigned navigation and search make it faster to find what you want
- Keep leaing even when you’re offline: Bookmark your favorite content to “Your List” for easy access, and download it to keep leaing even when you’re not connected to the inteet.
- Pick up where you left off: Your leaing syncs between your Android and khanacademy.org, so your progress is always up-to-date

Lea using videos, interactive exercises, and in-depth articles in math (arithmetic, pre-algebra, algebra, geometry, trigonometry, statistics, calculus, linear algebra), science (biology, chemistry, physics), economics, and even the humanities with playlists on art history, civics, finance, and more.

Spend an afteoon brushing up on statistics. Discover how the Krebs cycle works. Lea about the fundamentals of music notation. Prepare for the upcoming SAT, GMAT, or MCAT. Or, if you’re feeling particularly adventurous, lea how fire stick farming changed the landscape of Australia.

It doesn't matter if you are a student, teacher, home-schooler, principal, adult retuing to the classroom after 20 years, or a friendly alien just trying to get a leg up in earthly biology—Khan Academy's materials and resources are available to you completely free of charge.

Head over to www.khanacademy.org to lea more.

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