Published by Baihuazhou Literature and Art Publishing House, 2022
ISBN 10: 7550040001 ISBN 13: 9787550040007
Seller: liu xing, Nanjing JiangSu, JS, China
paperback. Condition: New. Paperback.Pub Date:2022-01-01 Pages:1048 Language:Chinese Publisher:Baihuazhou Literature and Art Publishing House Dong Dong Dong. Knocking on the Door of Science . nature. environment 7 themes. a total of 35 books. to help children develop an open and balanced scientific thinking ability. Nature Series: On the Ancient Earth It has been 4.6 billion years since the birth of the earth. and 3.8 billion years since the earliest creatures appeared. In these long years. organisms have been constant.