價錢:$159
原價:$249
節省:$90
Science Of Sound
- 描述
描述
描述
電話究竟是怎麼運作的?什麼是超音波?為什麼你的聲音聽起來不一樣?
在這本實用且全圖解的指南中探索聲音的產生、聽到和工作的令人難以置信的方式。
How does a telephone actually work? What are ultrasounds, and how do they form a picture? Why does your voice sound different to you?
Explore the incredible ways that sound is made, heard, and works in this hands-on fully illustrated guidebook.
Filled with dozens of simple at-home experiments, this interactive exploration of sound provides a solid foundation of scientific principles presented in a colorful, engaging way.
Kids can complete experiments to learn about the science of sound with the included materials to build 6 working machines, designed by master paper engineer Rob Ives.