I read it once with a cover on. There doesn't seem to be any noticeable dirt, but there might be something I missed. There's a slight fold at the top (3rd image). There's a brown stain (4th image). A practical book explaining effective study methods for elementary school students. - Title: Strengths-Based Learning Methods for Elementary School Students to Get Hooked on Studying - ISBN: 9784862809841 - Publisher: KIn no Hoshi Sha - Price: 1500 yen (excluding tax) - Number of pages: 150 Thank you for looking.