"The Carrot Seed" is a children's book written by Ruth Krauss and illustrated by Crockett Johnson. The story follows a young boy who plants a carrot seed and believes it will grow, despite the doubts expressed by his family. They repeatedly tell him that the seed will not sprout, but he remains hopeful and continues to care for it. As time passes, the boy patiently waters and tends to the seed. Eventually, his perseverance pays off when a large carrot emerges from the ground, demonstrating the importance of belief and determination in achieving one's goals.