You need to do something to accept donations from outside USA from people who do not have a PayPal account.
Happy #GivingTuesday! Did you know @khanacademy is a #nonprofit? Support our mission of a free, world-class #education for anyone, anywhere: http://khan.co/GiveTodayKA 
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We accept credit cards!
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Keep up the good work Khan! If it wasn’t for tou I would not be able to help my kids with their math homework :-)
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Really just want to say thank you,the course it's really awesome, and you are the best teacher ever!!!much more better then the teacher in MIT,btw can we have more computers language courses?like ASM？really looking forward it
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I totally agree with free world-class education!
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I enjoyed his voice in calculus.
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@khanacademy should create their own cryptocurrency so students can buy and use it to pay for the education courses.Thanks. Twitter will use this to make your timeline better. UndoUndo
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