Luke is a bright, creative boy with autism who loves to draw, but struggles with one thing that frustrates him most-remembering his alphabet. Despite his caring teacher Ms. Garcia's encouragement and creative teaching methods, Luke continues to say "I can't" whenever it's time to practice his letters. Everything changes when Ethan, a new student who uses a wheelchair and can't speak, joins their classroom. Watching Ethan quietly point to letters without complaint or giving up, Luke realizes that everyone faces challenges differently. Inspired by his classmate's determination, Luke decides to stop saying "I can't" and try again. This heartwarming story celebrates perseverance, the power of positive role models, and the importance of never giving up on yourself. Perfect for young readers, "Don't Say You Can't, Luke" shows how friendship and determination can help us overcome our biggest challenges and discover that we're capable of more than we think.