"Betsy-Tacy" is a children's novel written by Maud Hart Lovelace, first published in 1940. The story follows the friendship between two young girls, Betsy Ray and Tacy Kelly, who live in the small town of Deep Valley, Minnesota, in the early 1900s. The book captures their adventures, dreams, and the joys of childhood as they navigate school, family, and friendships. The novel is the first in a series that explores Betsy's life as she grows up. It highlights themes of friendship, imagination, and the importance of community. The charming illustrations by Lois Lenski complement the narrative, making it a beloved classic for young readers.