Take a look at how Musication Works.

Users can play, stop the music they select. There are also additional features like repeating the song, shuffling the list of songs and fast forward and back tracking the songs.

User can study subject that are keen to learn. They will receive points that can allow them to do other features like playing music and unlocking new features.

Users can also store their favorite songs through a playlist or Like Songs playlist. They can also find their playlist using the search engine.

User can also buy perk to upgrade their feature. Such as Looping or shuffling with less points. 

User can also make an account to keep track of their progress and record