"Mr. Falker" is a children's book written by Patricia Polacco. It tells the story of a young girl named Trisha who struggles with reading and feels different from her classmates. The book highlights her challenges and the emotional impact of feeling misunderstood. The story emphasizes the importance of supportive teachers, particularly Mr. Falker, who recognizes Trisha's potential. He helps her overcome her difficulties with reading, showing how encouragement and understanding can make a significant difference in a child's life. The book is based on Polacco's own experiences with learning disabilities.