Prince Grow Rush is a free casual synthesis game developed by 3d city racing 2018 for Android devices. The game's objective is to grow a prince from a newborn baby to a Tsinghua scholar, experiencing different stages of life along the way.

The game is easy to play and requires the player to match different elements to create new ones. As the prince grows, the player can unlock new elements and stages, adding more complexity to the game. The graphics are simple yet charming, with a cartoonish style that adds to the overall experience.

Overall, Prince Grow Rush is a fun and addictive game that can be enjoyed by players of all ages. It's a great way to pass the time and challenge your mind with its unique gameplay mechanics.