Beakman explains how a piano works to amplify sound waves. He covers amplification and vibration of sound as well.

Phil demonstrates how to see sound in action using plastic wrap, a bowl, and table salt. The salt moves around the plastic wrap in response to the sound waves. Phil then maxes out the experiment using a Chladni Plate and sand, and he shows how sand makes different shapes based on the frequently that is emitted.

This clip details the construction of an acoustic guitar. Throughout the process, it explains how specific building materials and the manner in which the components are put together affects the pitch and sound quality of the guitar.

Beakman explains how harmonicas work. He starts by explaining what sound waves are and their properties. He then explains how a harmonica uses reeds to create different sound waves.

The StoryBots learn more about how sound recognition sends signals to the brain. Ears receive sound waves and have to interpret them to understand what is going on around us.