Ages 4--8 First introduced in The Pout-Pout Fish and the Worry-Worry Whale, Willa Whale is the star of her own spin-off series, inspired by the New York Times-bestselling Pout-Pout Fish books from Deborah Diesen and Dan Hanna. In this story, Willa overcomes her fear of getting called on in class. 32 pages hc