Thank you for viewing. - Series: Z-Kai Grade Up Problem Collection, Elementary School Grades 1 & 2 - Subjects: Science, Social Studies - Contents: Anticipatory Science, Anticipatory Social Studies - Price: 1,100 yen x 2 books I bought these for my child, but the science book is new and unused. The social studies book has almost all writing in it, so please consider it as a bonus. Thank you.