描述
Greetings! DO 4U the robot here, and I'm hard at work at Worldwide Robotics. I'm conducting experiments to find out about things like pulling, pushing, and friction. Charge your batteries and join me to learn all about forces and motion!
书籍详情
格式
Kindle
页数
26 页
语言
英语
已发布
Nov 1, 2014
出版商
Picture Window Books
版本
2 editions
ISBN-10
1479564303
ISBN-13
9781479564309