As the most relaxing and addictive color sorting game, this coin puzzle is designed to entertain and improve your thinking skills at the same time. When identical coins fill a slot, the unzipping merging animation and lively sound effects will bring you joy, relieve your stress and distract you from daily worries.This classic color sorting game is easy to play but hard to master. Simply click to take a coin from one slot and place it into another until the same coin fills a slot. However, there are thousands of different types of puzzles...