Set of 4 children's books for elementary school lower grades. Instant purchase OK! Shipping costs covered by the seller! Ships within 24 hours! I also have other used books for sale! #RuTo's books 【Condition】 ・Some volumes have slight scuffing on the cover and the top of the spine. ・Otherwise, there are no noticeable stains, sun damage, folds, or wrinkles. ・Each book has been inspected and no writing has been found, but there may be oversights. Please consider this item as a used product. When shipping the product, we will take waterproof measures and carefully package it, aiming to ship within 24 hours. I do not smoke, and I do not have any pets. In the unlikely event that there are any problems with the purchased product, please contact me via the transaction message. I will respond. I work on weekdays, so replies may be in the evening or the next day, but I will try to reply as quickly as possible. The Mysteries of the Heart: Why? How? The Mysteries of the Heart, Continued: Why? How? 10-Minute Scary Stories for 2nd Graders 10-Minute Clever and Funny Stories Thank you for looking.