"María Isabel" is a popular children's book written by Alma Flor Ada. It tells the story of a young girl named María Isabel who struggles with her identity and the challenges of fitting in at school. The narrative highlights her experiences as she navigates cultural differences and seeks acceptance from her peers. The book is often used in educational settings to discuss themes of diversity, self-acceptance, and the importance of family. It is celebrated for its relatable characters and engaging storytelling, making it a valuable resource for teaching children about empathy and understanding different backgrounds.