Extremely easy to play yet not that easy to give up.Adjust pins by pulling or dragging them.Make your way trough pipes.If you've been looking for a pull the pin puzzle game for a long time, it's time to explore it. water flow,pin puzzle,puzzle game,hypercasual,pipe puzzle,water level,fluid dynamics,drag and drop,addictive puzzle,brain teaser,skill based game,flow puzzle,water game,easy to play,challenging levels,strategy game,water mechanics