Mimo: learn to code on the go (Free)
Now you can make the most of those normally squandered minutes while you’re waiting for your bus or your food order to arrive by learning how to code. Mimo offers computer science lessons in interactive tutorials and quizzes that can be easily completed in small chunks of time. Start with an introductory programming course and then move on to the different languages offered. You can also keep track of your progress and collect points and badges as you learn—this is a fun and educational app for everyone.