Curated OER
TE Activity: Pitch and Frequency
Students experiment with a vibrating ruler and a kazoo to study the different pitches and frequencies they produce. They create both high and low pitch sound waves. They examine how engineers use sound energy when designing electronic...
TeachEngineering
Teach Engineering: Pitch and Frequency
To further their understanding of sound energy, students identify the different pitches and frequencies created by a vibrating ruler and a straw kazoo. They create high- and low-pitch sound waves.
PBS
Pbs Learning Media: Pitch: Straw Kazoo
This video segment, adapted from ZOOM, explores the different sounds that a simple drinking straw can produce when you cut the straw and blow into it. [1:56]