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  1. www.khanacademy.orgKhan Academy

    Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere.

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    • Math

      Khan Academy Math offers free online math courses for...

    • SAT Prep

      If you or your students use Official SAT Practice this year...

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      Sign Up - Khan Academy

    • Computer Programming

      In this course, you'll explore the wonders of what you can...

    • Algebra 1

      Master Algebra I with Khan Academy's interactive lessons and...

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      Venha para a Khan Academy e aprenda com a gente Faça o login...

    • Science

      Khan Academy offers science courses with practice exercises,...

  2. www.youtube.com › c › khanacademyKhan Academy - YouTube

    Our interactive practice problems, articles, and videos help students succeed in math, biology, chemistry, physics, history, economics, finance, grammar, and many other topics.

  3. www.youtube.com › watchIntroduction to Grammar | Grammar | Khan Academy - YouTube

    Start practicing—and saving your progress—now: https://www.khanacademy.org/humanities/grammar/parts-of-speech-... Courses on Khan Academy are always 100% free.

  4. www.youtube.com › watchBARACK YOUR WORLD (VIDEO) - YouTube

    barack your worldby white pegacornlyrics:livin in a white househeartland of americawe had some beers and we shared some laughsyou swore me in slowlyinto your...

  5. www.khanacademy.org › humanities › us-historyThe presidency of Barack Obama (article) | Khan Academy

    Barack Obama was the 44th president of the United States and the first African American president in US history. He was elected in 2008 and served two terms.

  6. www.youtube.com › watchVietnam War | The 20th century | World history | Khan Academy

    Start practicing—and saving your progress—now: https://www.khanacademy.org/humanities/us-history/postwarera/19... Courses on Khan Academy are always 100% free.

  7. support.khanacademy.org › hc › en-usWhat is the history of Khan Academy? - Khan Academy Help Center

    2 Ιουν 2022 · Updated 2 years ago. Khan Academy is a not-for-profit educational organization started by Salman Khan in 2008. Our mission is to provide a free, world-class education to anyone, anywhere. Our online material cover subjects ranging from math and finance to history and art.