How to play: Connect the squares of the same color with lines. The lines cannot cross, and they need to pass through all white squares without leaving spaces. Game features: 1. Think about connection, puzzle and solve puzzles; 2. Leisure time, exercise thinking; 3. Thousands of levels, enjoy the fun; This is a beautiful and interesting puzzle game. A total of thousands of levels have been carefully designed. Come to play and see how many levels you can finish!