“Sign Language” by Amy Ackley is a poignant young adult novel that delves into themes of family, loss, and personal growth. The story follows twelve-year-old Abby North, who is confronted with her father’s battle against cancer. As Abby navigates the challenges of adolescence, she must also cope with the profound changes in her family dynamics and her own evolving identity. The novel offers a heartfelt exploration of the impact of illness on a family and the journey toward healing.