Duolingo's free Math app arrives on iOS

Duolingo isn’t just about helping people learn languages anymore. The company has released Duolingo Math on iOS, over a year after it first teased the app. Naturally, Duolingo Math shares a lot of DNA with the language apps, including colorful animations and interactive exercises in bite-sized, gamified lessons. There are two main components to the app: an elementary-level math curriculum…
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