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is it having simple to use and captures previous test etc..just education like what is addition..give me the exact link

• 1331 14y ago
  Verbose links for you: Khan Academy: http://www.khanacademy.org/ http://www.khanacademy.org/ Arithmetic videos: http://www.khanacademy.org/#arithmetic http://www.khanacademy.org/#arithmetic Easiest addition video: http://www.khanacademy.org/math/arithmetic/addition-subtraction/v/basic-addition http://www.khanacademy.org/math/arithmetic/addition-subtract... Exercises: http://www.khanacademy.org/exercisedashboard http://www.khanacademy.org/exercisedashboard Addition exercises: http://www.khanacademy.org/math/arithmetic/addition-subtraction/e/addition_1 http://www.khanacademy.org/math/arithmetic/addition-subtract...
  • nagarch 14y ago
    Thank you so much. I will show to my son