Complies with NGSS:

NGSS 1.Waves: Light and Sound
1-PS4-1, 1-PS4-4, 4-PS4-3

Core Disciplinary Ideas:
PS4.A: Wave Properties;
PS4.C: Information Technologies and Instrumentation

Mechanics, Waves & Energy: Sound, Vibration and Waves
Make Vibrations, Bend, Bounce and Absorb Sound Waves. Use an app to measure volume (amplitude). Play with pitch and use an app to generate pitch and associate with frequency. Model Longitudinal Waves with A Slinky. Compare with Transverse Light Waves.