"The Tummy Trilogy" is a collection of three children's books written by Gavin Aung Than. The series includes "The Tummy Trilogy: The Tummy Monster," "The Tummy Trilogy: The Tummy Monster's Revenge," and "The Tummy Trilogy: The Tummy Monster's Adventure." These stories follow the adventures of a friendly monster who loves food and explores themes of friendship, sharing, and the joy of eating. The books are illustrated with colorful artwork that captures the whimsical nature of the stories. Aimed at young readers, "The Tummy Trilogy" encourages healthy eating habits and creativity in the kitchen, making it both entertaining and educational for children.