Doraemon: Social Studies, Science, and Exploration World, 12 books. Secrets of Maps The Mystery of Life Evolution and Fossils The Mystery of Human Evolution Introduction to Law for Everyone Understanding Economics Secrets of the Japanese Language The Mystery of the Mind Dinosaurs and Lost Animals What is the Constitution? The Mystery of Energy Secrets of Ancient Civilizations Geography and Life in Japan All are used items. I believe there are not many noticeable scratches or stains. I will sell to those who understand the above items.