书籍详情
格式
电子书
页数
24
语言
英语
已发布
Dec 1, 2016
出版商
Cambridge University Press
ISBN-10
1107558328
ISBN-13
9781107558328
描述
A series of twenty non-fiction science readers which engages children in the world around them. What is gravity? Why don't skydivers fall off into space? Do heavy objects fall faster than light objects? You can find the answers to these and other questions about gravity in Why Do Balls Bounce?
类型
儿童
科学与技术