Here are some games that you can like(can work without internet)
Cats and soup
Cats and soup is very cute game about cats who are making soup.
Like Dino!
Like Dino! is a rhythm game about dinosaur family. It has relaxing music.
Super Starfish
Super Starfish is a game about little fish who found place to live in cosmic aquarium and her mission(if i can say that) to find friends