Thank you for viewing. This item is from about three years ago. While there are fold lines and scuffs, overall, there are no noticeable stains or dirt. I subscribed to this for 1090 yen per month. It's a booklet that provides broad and in-depth learning from four categories. 【Four Categories】 ・Science and Technology/Familiar Programming ・Nature ・Society ・Culture ＋Fun Corner As a bonus, I will include one "Challenge 3rd Grader's Exciting Discovery Book." Please check the photos. Please forgive any oversights. A set of 12 volumes of a children's magazine with themes of science, animals, and the universe. - Series Name: Kagaku-gumi (Science Group) - Volumes: Complete 12 volumes - Contents: Themes such as science, animals, and the universe Will be shipped in simple packaging. Thank you for viewing.