Want to learn more? Sign up for a free five-week email mini-course full of research-backed strategies to help students make sense of math. In Sarah Cuddihy’s 1st grade class at Driscoll School here, ...

Duolingo is holding its annual Duocon event today to show off some of what it's working on. One of the big things the company has in the pipeline is an app called Duolingo Math, which marks its first ...