Duolingo: 24 million people hooked on learning languages with one click
Duolingo has metrics typical of an entertainment application, not a teaching one: 83 million people connect to learn one of ...
Duolingo has metrics typical of an entertainment application, not a teaching one: 83 million people connect to learn one of ...
In the middle of last month, the Reina Sofía Institute in New York invited me to do, for a few ...
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