Penelope Crumb is no ordinary fourth grader. When she discovers she has a big nose, she is initially devastated. However, her mood changes when her mother tells her she has the same nose as her Grandpa. Penelope's spirits lift even more when she learns that her Grandpa isn't dead, but just gone. She takes it upon herself to find him. This is a sweet and funny story full of heart and hijinks about Penelope using her big nose to bring her family together.