Fun Learning Series, Volume 4, Set Excerpts: ① Wonders of the World: Why? How? Open the door to the world and read, talk, and think. The world is full of wonders. Supervised by Junro Ito, Professor, University of Tsukuba ② Wonders of Society: Why? How? 1st Grade Open the door to society and read, see, and think. The world is full of wonders. Supervised by Tetsuya Murayama, Curriculum Specialist, Ministry of Education, Culture, Sports, Science and Technology ③ Wonders of the Earth: Why? How? Open the door to the globe and read, see, and think. The world is full of wonders. Supervised by Yasuji Saito ④ Wonders of the Universe: Why? How? Open the door to the universe and read, see, and think. The world is full of wonders. Supervised by Hideaki Miyamoto, University Museum, The University of Tokyo Takahashi Shoten Price: ①③④ Main body 950 yen x 3 books = 2,850 yen + tax ② Main body 850 yen + tax * There are no noticeable stains, tears, or markings, so they are relatively clean. Please consider this item as a used item that has been used by a child. Please understand that returns are not possible due to the nature of the product, so please purchase only if you are satisfied and not overly concerned with minor details. * No individual sales * Anonymous delivery, shipping included (compact packaging)