From Mo Willems, creator of the revolutionary, award-winning, best-selling Elephant & Piggie books, comes this breakout beginning-reader series, Unlimited Squirrels. An ensemble cast of Squirrels, Acorns, and pop-in guests hosts a page-turning extravaganza. Each book features a funny, furry adventure AND bonus jokes, quirky quizzes, nutty facts, and so, so many Squirrels. In The FRUSTRATING Book! , Zoom Squirrel wants to feel brand new emotions. The Squirrel pals know just what to do! But what happens if Zoomy doesn’t like these new feelings? Do you know more about feelings than the Squirrels do? You will by the end of this book! Mo Willems, a number one New York Times best-selling author and illustrator, has been awarded three Caldecott Honors for his picture books, two Theodor Seuss Geisel Medals, and five Geisel Honors for his celebrated Elephant & Piggie series. He lives in Massachusetts with his family. Learn more at pigeonpresents.com. Mo Willems, a number one New York Times best-selling author and illustrator, has been awarded three Caldecott Honors for his picture books, two Theodor Seuss Geisel Medals, and five Geisel Honors for his celebrated Elephant & Piggie series. He lives in Massachusetts with his family. Learn more at pigeonpresents.com.