“Mack offers an immensely entertaining tale while explaining various processes in clear, practical steps.. . . The ideal vehicle for inspiring children’s own flights of fancy.”
—Kirkus Reviews

“A sweet and satisfying choice for a story hour about imagination, or to introduce an elementary school unit on creative writing. This title is a solid purchase for any picture book collection.”
—School Library Journal

“This cosmic adventure will inspire many readers to write their own stories and follow their imaginations to unexpected places.”
—The Horn Book (Review Not Final)