5-Minute Memorization Book Before Bed: Memory Time to Soak into Your Brain! Grade 7 List Price: ¥990 #Book #BOOK #Reference Book A pocket reference book that collects only the important points from the 5 subjects for 7th graders, based on the method "5 minutes of memorization before bed promotes memory consolidation." A pocket reference book that collects only the important points from the 5 subjects for 8th graders, based on the method "5 minutes of memorization before bed promotes memory consolidation." Comes as a set of two books. The red sheet is missing, so a different red sheet will be included, although it will be slightly larger. There are no noticeable stains, but as this is a used item, there are some scuffs and wrinkles at the top and bottom of the spine of the cover. We ask for your understanding that this is a used item before purchasing.