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1.3 Sound catcher

You will need:

- A toilet paper roll

- A piece of tissue paper

- A rubber band

Instructions:

1.- Stretch the piece of tissue paper over one of the open ends of the toilet paper roll and keep it in place with the rubber band (The paper must be tight and flat).

2.- Hold the toilet paper roll next to your mouth and put your fingers lightly on the tissue paper. Sing through the toilet paper roll. Can you feel the vibrations? (When you sing, vibrations from your vocal cords travel through the air in sound waves).

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