Over the next few weeks I am going to highlight the variety of apps that they have available, for free. Most of the apps are available as a web application, for iOS and for Chrome.
One of the great features of the apps is the ability to share within the apps, even across platforms. According to the website, "Sharing in an app allows educators to pose problems and investigations for students. Students can share their thinking with their teachers and classmates."
Scroll down to the bottom of the Math Apps page to watch a short video on how it works.