Before you start, make sure you have the necessary software installed! This module leverages Expo, though you're welcome to use standard React Native as well. That said, if this is your first experience with React Native I would highly suggest using Expo. It will make things much easier.
Download the zip file below and unzip it. Once that's done, and you've created a new project following the process outlined in the "Timer App" module, add the "data" and "assets" directories to the "App" directory.