by Emily Sohn
illustrated by Cynthia Martin and Anne Timmons

What's that sound? Better yet, what causes the sounds we hear? And how do we hear them? Those are just a few of the questions that Max Axiom sets out to answer in this fascinating exploration of the science of sound. You'll learn about pitch, volume, frequency, and more, as you join Max Axiom, super scientist, on a journey through the world of sound!