Maxwell the mouse wakes up one morning to find a friendly new face in his mouse hole. But when Maxwell says hello, his new friend won't make a sound. He won't even move! Maxwell can't figure out what's wrong with him - is he hungry, thirsty, tired? In Helpful Maxwell and the Missing Button, Maxwell enlists all the other farm animals to help his new friend. Can Maxwell and the others figure out what's wrong with him and get him to speak up? Or will their new buddy stay quiet and keep Maxwell in the dark?