ISBN: 9787556037773 - 十万个为什么(儿童学习版)：科技与创新刘雨辰 夏凡长江少年儿童出版社9787556037773 (1 resultados)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2016-03-01 Pages: 192 Publisher: Changjiang Children's Publishing House Children are naturally curious and they will also ask some questions. The common question is why. These questions seem simple and naive. . But it involves knowledge in various categories in nature. and contains a lot of scientific truth. To satisfy children's curiosity and curiosity .…