Draw a path for the water to flow to the cup. Fill up the cup to the goal level to complete each level in this fun online puzzle game. Try to complete all of the different puzzles in the third installment of Happy Glass Puzzles. brain teaser, puzzle game, logic puzzles, water flow, spatial reasoning, problem solving, online puzzle, mobile game, happy glass puzzles, brain training, water puzzle, level based game, challenging puzzles, fun games, addictive game, cognitive skills, design puzzle, strategic thinking