Make sound visible with an activity that provides directions for how to build a vocal visualizer meant to create light patterns. Making noise into the visualizer causes a mirror to vibrate, reflecting a laser beam, and creating the patterns.

Concepts

sound waves, sound devices, sound energy, sound vibrations, resonance, technology resources

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Instructional Ideas

• Use the activity as an introduction to sound waves and sound energy
• Document the tones and amplitudes that create specific patterns

Classroom Considerations

• If class members use the device, caution them about the direction the laser is pointed

Pros

• Resource includes a video on the construction of the vocal visualizer
• A video shows what to expect when using the device

Cons

• None