Linelight

linelight small

https://linelightgame.com/

A puzzle game with beautiful music. Its minimalist approach allows the imagination to run wild.

Genre: Puzzle.
Platforms: Various; PC, PS4, mobile.
Difficulty: Timing gets difficult in the later stages.
Age-related suggestions: No reading required. Input is essentially via one stick on a controller. (Keyboard is trickier.)

Consider consulting detailed reviews before purchase.