Heartland Charter School app for iPhone and iPad

The app is a platform for parents and students from the Heartland Charter School and it is supposed to be used by that school only.
The idea behind the app is to gather all resources valuable to our users in one place. Also to easily notify users about school news, updates, etc.
The app should provide a user-friendly experience and easy navigation between items.
The app will have a few tabs with different resources, and allow teachers and parents to assign specific learning resources to students.
Who is going to use the app (target audience)? The app will be used by parents and students of the Heartland Charter School only.