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In this activity, learners will explore how the voice works and feel the vibrations produced by vocal cords.

In this physics activity, learners explore how sound is created by vibrations.

This is an activity about waves. Using marbles, paper clips and rubber bands, learners explore how waves behave.

In this activity, learners will experiment with water- and air-filled balloons as a way of dampening sound before it reaches their ears.

In this activity, learners will construct an air cannon as a model for the human ear.

In this activity, learners use a tuning fork to explore how the Doppler effect works.