nQuack Quack Quack Quack Join a mother duck as she counts her five ducklings in this interactive board book. Simply scan the provided QR code to listen and sing along nJoin a mother duck as she counts her five ducklings in this interactive board book based on the beloved childrens song. A QR code inside links to both instrumental and vocal versions of the song. Simply scan the code to listen and sing along--Quack Quack Quack Quack n