"Sarah, Plain and Tall" is a children's novel by Patricia MacLachlan. The story takes place in the late 19th century on the prairie lands of the Midwest in the United States. The book follows the story of a widowed farmer named Jacob who has two children, Anna and Caleb. One day, Jacob places an advertisement in the newspaper seeking a wife, and a woman named Sarah responds. Sarah travels from Maine to the prairie to meet the family and see if she can make a home with them. The children are thrilled with Sarah's arrival, but they soon discover that she misses her home by the sea. The family must learn to adapt to their new circumstances and to appreciate the unique beauty of the prairie. Throughout the book, Sarah and the family learn to love and support each other as they build a new life together. "Sarah, Plain and Tall" is a heartwarming story about family, love, and the importance of embracing change.