Math textbook for 4th graders, a set of two volumes (Volume 1 and Volume 2). Includes explanations. Usable, but with minor scratches, bent corners, and some writing in pencil. Please understand this before purchasing. *Price is not negotiable. *Colors may vary slightly from the photos due to the device or lighting. *I am also selling other items related to junior high school entrance exams, so please take a look if you're interested.