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 also includes materials to build six working machines. It provides kids with a solid foundation of scientific principles presented in a colorful, engaging way.
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 also includes materials to build six working machines. It provides kids with a solid foundation of scientific principles presented in a colorful, engaging way.
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