The World at Her Fingertips: The Story of Helen Keller by Joan Dash is a juvenile nonfiction book published by Scholastic, Incorporated in 2001. This hardcover book, illustrated by the author herself, tells the story of Helen Keller, focusing on her journey as a deaf and blind woman who learned to communicate and share her talents with the world. With 224 pages, the book covers various aspects of Keller's life, making it an educational and inspiring read for young readers interested in biographies and stories of women who overcame challenges to achieve greatness.