This is a set of science problem books and answer keys for junior high school entrance exams. - Title: New Elementary School Problem Book Junior High School Entrance Exam Edition Stage II Science The answer key has a name written on it, with a name sticker attached, and there is a tear in the stapled area. There is faint pencil writing on about 2 pages, which is barely noticeable after erasing. Please understand that this is a casual inspection, and I would like to sell it to someone who can accept these conditions. Thank you for looking.