Gakken children's books, stored at home. Please check the titles in the photos. There are some with minor scratches and folds on the cover. Also, there is a lot of wear and tear on the spine. There are no noticeable stains or writing. Please understand that these are used items that children have looked at, and purchase accordingly. This is a set of six books from April to September of the 2022 edition. A set from October to March is also available. Feel free to ask any questions.