About the game: This is a color sorting puzzle game that can exercise your brain! Try to sort the colored items in the container until all items of the same color are in the same container. How to play: 1. Click on any container to pick up the color item on top, then click on another container to move the color item into it. 2. You can only stack items into a container with items of the same color on top and enough space. 3. When items of the same color are sorted into a container, you win! 4. Only 4 items can be placed in each container. 5. Use "Undo" to return to the previous step. 6. If you encounter difficulties, please add additional containers. 7. You can restart the current level at any time. Features: 1. One-finger control, just click to sort the items. 2. Free and easy to play. 3. No penalties and time limits; you can enjoy the game at your own pace 4. Offline game, no network connection required