A set of 4 explanatory books helpful for studying social studies in the 1st and 2nd years of junior high school geography. The areas with names written on them will be covered with a black pen before shipping. Answer keys and explanations for both 1st and 2nd years have tears and creases. Please check the images. Unused. If anyone can make use of these, and if you understand that these are used items, please purchase. - Title: Well-Understood Social Studies Learning Geography 1 - Title: Well-Understood Social Studies Learning Geography 2 - Answer & Explanation: Answer & Explanation Geography 1 - Answer & Explanation: Answer & Explanation Geography 2 Thank you for looking.