Find out what happens when you breathe

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Find out what happens when you breathe


  Last updated April 11, 2019 at 2:08 pm


What happens inside your body when you breathe? What makes the air move in and out of your lungs?

What you’ll need:

1 x pair of scissors

2 x balloons

1 x drinking straw

1 x elastic/rubber band

1 x pencil

1 x ball of plasticine

1 x 600 ml plastic PET bottle


Published By

Questacon – The National Science and Technology Centre.

Our vision is for a better future for all Australians. We deliver inspirational learning experiences for all ages across Australia and globally.

We are committed to making those experiences fun, interactive and relevant.