Z-Kai Elementary Course September 2025 Issue, Grade 6 Every Study Arriving August 25, 2025 Grade 6 Every Study: Math, Japanese One textbook and one answer/explanation booklet for each subject Each subject includes graded problems (no answer key) No Every Speak Pen for English. New, unused condition. Recommended for those who want to try Z-Kai. Please refrain from purchasing if you are overly concerned about condition. The membership number and name printed on the back cover and graded problems will be cut out before shipping.