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NEXT: Katherine East


A quarter inflated green balloon floating in a tub of water.

Going on a bushwalk in your backyard and don’t want to get lost? Be sure to pack a balloon, a magnet and a bucket of water.

Experiments and activitiesVideos
A man holding an orange balloon over a soft drink bottle half filled with white liquid.

Balloons, bottles and one heck of a bang!

Experiments and activitiesVideos
Logo: Shell Questacon Science Circus

Flat out like a lizard drinking! Watch as a candle appears to suck water into a glass!

Experiments and activities
A white card standing upright with a pink-and-green spotted star on the front. A plastic cup is sitting next to the card, and three coloured markers are sitting in front.

Now it's a star. What will change when you add the water?

Experiments and activities
A red and blue drink bottle, both suspended in a tub of water, have red liquid floating up and blue liquid sinking down.

Are your feelings for science a bit hot and cold? Yes? Then we have the perfect activity for you!

Experiments and activitiesVideos
Pop top explosion

Create an explosive fountain of foam and carbon dioxide gas by mixing sodium bicarbonate and vinegar.

Experiments and activitiesVideos
A woman blowing into a pink balloon which itself is inside a plastic soft drink bottle.

Do you have a really competitive friend who can’t stand losing?

Experiments and activitiesVideos
A jug of water being poured into a beaker that has a white nappy in it.

Dobbers might wear nappies but scientists can use them to experiment with polymers!

Experiments and activitiesVideos