A very funny Quack Quack Duck Piano for Kids. A fun musical piano for kids, and educational too. The app is free and has no ads that will make the baby cry. A very cute and funny app where your baby can simply tap on the screen and enjoy the Quack Quack of the cute ducks. This app will bring your kids fun with its amazing child-friendly environment and high-quality sounds. A fantastic app for toddlers with lots of funny duck sounds.