Writing a full CRUD todo app on both web and iOS helped me understand things a lot better. The most important thing is to keep it simple, and by going across platforms you can see the importance of good data representation design.
The idea is to start off by making bad decisions, and slowly refactoring your way to good abstraction, this helps you intuit the reason for abstractions.
The idea is to start off by making bad decisions, and slowly refactoring your way to good abstraction, this helps you intuit the reason for abstractions.