Readers explore the science of sound in this engaging and accessible text. What makes a sound higher or lower, or louder or softer? How do our ears register sounds? These questions and more are answered in this fun and fresh take on a common science curriculum topic. Informative sidebars, detailed fact boxes, a useful glossary, and eye-catching, full-color photographs spark readers, interest in this essential physical science concept. Relatable examples help readers understand how the science of sound is in action all around us.