The story here is about teamwork, friendship, writing, libraries, kids, and a friendly little mouse. How can it miss? On top of that, any book that promotes the fun of writing, reading, and libraries is worth taking a look at. In this one, the colors are bright, and shelves and tables of the library are filled with books that kids will recognize.
Besides picking out titles they know, and talking about why they are favorites, kids will enjoy the cute story and irresistible characters, and they'll definitely relate to the larger messages here: It's a mystery with secret friends and trails of footprints as well as a story about overcoming shyness and the importance of friendship and teamwork.