Happy Glass Online is an online HTML5 game presented by yiv.com, it's playable in browsers such as safari and chrome. You can play the game on smartphone and tablet (iPhone, iPad, Samsung, Android devices and Windows Phone). Happy Glass Online is a fun hand-painted style physics game. You need to help the glass from sad to happy. Draw lines to let the ball flow into the glass accurately, more than a dozen different difficulty levels are waiting for you to challenge, so try to find a solution by slowly thinking. It has an interesting and relaxed theme, very suitable for passing time. 89.02% of 867 players like the mobile game.