Bubble Sort Color Puzzle

A challenging yet relaxing game to kill your time!

★ HOW TO PLAY:
• Just sort same color ball into same one bottle.
• Tap any tube to move the ball lie on top in the tube to another tube.
• If you get really stuck, you can add a tube to make it easier.

★ FEATURES:
• One finger control.
• FREE & EASY TO PLAY.
• NO penalties & time limits; you can enjoy this game at your own pace!