Extra Crunch roundup: How Duolingo became an edtech leader

The pandemic has just pushed edtech mainstream, but language-learning startup Duolingo had already spent the past decade figuring out how to build a successful edtech app. In our latest installment of the EC-1 series, Natasha Mascarenhas goes deep with the company to understand how it found product-market fit, then figured out how to grow like […]