P217 - How does distance affect the volume of sound?
An activity where children systematically increase the distance from a sound source to see how it affects volume.
more..
P127 - How changing the voltage affects the volume of a buzzer
An activity where children systematically add batteries to a circuit to see how it affects sound.
more..
P111 - Elastic band guitar
A creative activity that supports learning about pitch and volume.
more..
