This is a classic color sorting game that is both casual and educational.
When you want to kill your free time or find some challenge, you can try this game.

Feature
-Exquisite art graphics, experience the fantasy world during the game.
-The gameplay is easy to learn but difficult to master, and the difficult levels are extremely challenging.
-A variety of personalized content and rich rewards along with the game.

How To Play
-Click on the balls to move them to other tubes and sort all the balls by color to pass the level.
-Make sure the bottle has enough space during the move and think about every step of the operation.
-If you encounter difficulties, then use props. Using props can make it easier for you to pass the level.