This is Nokai's educational material for high school entrance exams. It was used by my child for the entrance exams. It's a set of key points summaries and problem sets covering the science curriculum for the first and second years of junior high school. - Title: 1st & 2nd Year Focus Review Science: Workbook with Answers and Explanations - Title: Practical DO! Junior High Science: Key Point Summary Thank you for looking. There are pen markings on the summary booklet. There are no markings in the workbook. Please understand that this is a used item before purchasing.