When a big blue whale comes to live near their reef, there is a misunderstanding between him and Rainbow Fish and his friends that leaves everyone very unhappy and hungry.

While playing hide-and-seek with his friends, Rainbow Fish learns about being a good sport.

For the youngest readers, the board book edition of the third book in the New York Times bestselling Rainbow Fish series. It’s a whale of a tale in which a terrible misunderstanding escalates, putting Rainbow Fish and his friends in great danger. When a big blue whale comes to live near their reef, there is a misunderstanding between him and Rainbow Fish and his friends that leaves everyone very unhappy and hungry. Rainbow Fish must try to make peace with the big blue whale to save them all from disaster.

Full of facts and feelings about the real world, the books in this series encourage children to think, feel, imagine and wonder as they learn.

The blue whale is the biggest creature on Earth. But a hollow Mount Everest could hold billions of whales! And though Mount Everest is enormous, it is pretty small compared to the Earth. This book is an innovative exploration of size and proportion.

The most beautiful fish in the entire ocean discovers the real value of personal beauty and friendship.