Bunny Rabbit has lost her toy duck! So Bunny and her brothers jump in their boat and head down the river in search of Little Duck. Their journey takes them from the mountaintop to the open sea, but there are many other adventures for you to follow along the way. Why are the Speedy Pigs in such a hurry? What will Laura Lamb catch on her fishing line? And what kind of mischief will Sippi Swan get into?