Book Buddies: Marco Polo Brave ExplorerCan an intrepid toy mouse help a child venture out of his comfort zone? Book Two of an endearing illustrated series about friendly library toys and the children who borrow them. Marco Polo is a retired Christmas ornament, but in his mind, he is a great mouse explorer. Because hes tiny and likely to be lost, he is the least borrowed of the Book Buddiestoys that children can check out of the library just like a bookand he almost never leaves the