I used this when I was a nursery school teacher. It explains child development in an easy-to-understand way. There are no noticeable stains or dirt. I have many other items for sale, including men's and women's clothing, and baby accessories! Please take a look! AI-generated text below: A book filled with practical information to understand the development of children aged 0-5 and to help with childcare. - Title: If You Understand Development, You Can Do Childcare! - Target age: 0-5 years old - Contents: Practical advice and information related to childcare - Publisher: Hikari no Kuni - Price: 2500 yen Thank you for looking.