SAPIX correspondence course materials. Not everything is included, but the main textbooks are new, and the answer keys and CDs are unused, so there's no problem. How about using it as a practice drill? This is a 2nd-grade study guide containing math and Japanese language problems. - Series Name: Pigma Series - Month: Previous year, May - Study Guide: Study Guide - Contents: Math and Japanese language problems - Target Grade: 2nd Grade Thank you for looking. Please note that this is stored at home, and everything in the photos is included. Please refrain from purchasing if you are sensitive to used items.