Complete the React Basics course on Team Treehouse, or the equivelant on CodeSchool, PluralSight, etc.
Read Thinking in React and quickly review the React docs.
Watch Thinking in React follow along carefully and if time permits build the project along side watching.
Watch Getting Started with Redux, don't worry about following along in code. This is a great resource that you will likely come back and watch at least a few more times in the future as you begin to understand React more.
Build a basic app, try something you have already built in the past using another technology (like a todo app) using Create React App and add redux and redux-devtools.
Using Exponent build a basic mobile app.