Latest Edition Kyoiku Shuppan (Education Publishing) Junior High School Science, 2nd Year of Junior High School Key Work Problem book, answer key, and 2 guide sheets About 2 pages had pencil circles around the numbers in the problems, which have been erased. No answers have been written in the answer section. It was also stored in a塾 (juku - cram school) bag. Please understand that this is stored at home. Thank you! ^ ^ ※ Other subjects are also available!