Fletcher Moon is a fictional character from the book series "The Last Kids on Earth," created by Max Brallier. He is known for his intelligence and resourcefulness, often using his knowledge to help his friends survive in a post-apocalyptic world filled with monsters and zombies. Fletcher is characterized by his bravery and quick thinking, making him a valuable member of the group. In the series, Fletcher is depicted as a young boy who embraces adventure and challenges. His unique skills and problem-solving abilities often lead to creative solutions, showcasing the importance of teamwork and friendship in overcoming obstacles.