"Why? How? Science Stories for 6th Graders" Mitsuharu Oyama Gakken Plus A5 size 2019 New Release ・Instant purchase OK. Discounts available for multiple purchases if combined shipping is possible. Please contact me before purchasing. ・Also listed on other sites. Purchased new from an online bookstore. Stored on a bookshelf, kept by a non-professional. Purchased as potential teaching material. Hardly used. #MitsuharuOyama #Mitsuharu_Oyama #book #nature #general #childrensbooks #Gakken #firstedition #ScienceStories #6thGrade #Readin10Minutes"