"The Fifty Minute Mermaid" is a children's book written by Megan McDonald. It tells the story of a young girl who dreams of becoming a mermaid. The narrative explores her imaginative adventures and the challenges she faces while trying to achieve her dream. The book is filled with colorful illustrations that enhance the storytelling experience. It encourages creativity and self-expression, making it a delightful read for young audiences. Through its engaging plot, "The Fifty Minute Mermaid" promotes themes of perseverance and the importance of following one's dreams.