Baby Shark: Little Fish Lost is an engaging children's book written by Pinkfong. It is part of the "My First I Can Read" series, making it perfect for young readers. This paperback book tells the story of Baby Shark and his adventure to find his lost fish friend. With its colorful illustrations and simple language, Baby Shark: Little Fish Lost is a delightful book that will captivate young readers and encourage a love for reading.