<p/><br></br><p><b> About the Book </b></p></br></br>"Birds chirp. A dog barks. Thunder claps. We hear sounds all around us. But how? Sound waves travel through the air, but we don't see them. With engaging, at-level text and colorful images, readers will learn about sound waves and how we use them every day"--<p/><br></br><p><b> Book Synopsis </b></p></br></br>Birds chirp. A dog barks. Thunder claps. We hear sounds all around us. But how? Sound waves travel through the air, but we don't see them. With engaging, at-level text and colorful images, readers will learn about sound waves and how we use them every day.
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