You can take a look at this Learning Path: https://academy.mendix.com/link/paths/42/Building-an-Event-App-Using-Microflows
And I would suggest building your own use case and starting working on it. You will get a good grip on what you are doing.
Also, sometimes the visual way can be more useful for you, it may differ from person to person.
I hope it helps for you.
This is also a good learning path that can help you to know more about microflows: