How to play Happy Sort Puzzle:
1. Click on the test tube to move the ball at the top of the test tube to the mouth of the test tube and click on the target position to move it. If both balls are the same color and there is enough space in the moving test tube, you can move it.
2. Levels can be resumed at any time. Alternatively, you can go back to the previous step.
3. The goal is to stack all the balls of the same color in one test tube. If you can't complete the game in the middle of the game, you can add test tubes to make the game easier.

Features of Happy Sort Puzzle:
● Free and easy to use.
● There is no time limit. You can enjoy the classification of colored balls at your own pace.
● The abundant levels are interesting.
● Addictive game, easy to kill time.

Thank you for downloading the game. I want you to like it and share it!