Do you hear that? Sound is one of the most thrilling and fascinating senses we possess, but how does it work? In this book readers unravel the mystery of frequencies, pitch, and volume. They'll explore how sound travels, the anatomy of an ear, and what makes an echo. With samples of how these phenomena can be tested at home, the book encourages readers to appreciate and engage in scientific exploration. A helpful glossary equips readers with the language they'll need to comprehend and discuss this topic at a more advanced level.