I have been using this to review the basics of my studies. Please use it before the start of the new school year! There is almost no writing in it. There are a few places where I have drawn lines with a pencil. Please forgive me if I have overlooked anything. Nichinoken (N-noken) This is a set of four subjects: social studies, science, math, and Japanese. It is a reference book for the subjects learned in the first semester. I am also selling Eikan (Success). - Title: Social Studies, Science, Math, and Japanese 6th Grade - Type: Study Text - Year: 6th Grade Thank you for looking.