Let's Build an Invention_图书大全
Let's Build an Invention
ISBN: 9780789415585
出版社: Dorling Kindersley Family Library
出版年: 1997-5
页数: 31
定价: GBP 8.55
装帧: Hardcover
内容简介
Book Description
Let's Build an Invention - A Step-by-Step Guide
A young scientist's guide to inventing amazing machines, from battery-powered stock cars and a colorful zoetrope to weather station instruments and a fan.
* Easy-to-follow instructions for making projects with everyday materials
* Safe but exciting inventions require minimal adult help
Book Dimension
length: (cm)31.5 width:(cm)23.8
