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

This universal message of encouragement is sure to resonate with readers whether or not they have an interest in writing. A sweet and satisfying choice for a story hour about imagination, or to introduce an elementary school unit on creative writing.
School Library Journal

Mack (recently the more earthbound Time to Make Art, rev. 1/24) here revisits the theme of creativity, smartly blending an elaborate analogy of the writing process into the visual telling of one mouse s space odyssey. . . . This cosmic adventure will inspire many readers to write their own stories and follow their imaginations to unexpected places.
The Horn Book