D.I.Y Science – Create your own lava lamp

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The D.I.Y. Science series contains some of our favourite experiments for kids to try at home. They are designed to help school teachers and carers inspire a child’s curiosity in science. It’s time to get hands-on.

This episode shows students how to make their own lava lamp using basic household items.

It is best suited to year 7 Chemistry and Physics students who are learning mixtures and separations or density.

D.I.Y SCIENCE: Create your own lava lamp

Find out how you can make a lava lamp by understanding density.

Video Length: 2:00 mins

With thanks to Questacon.

What you’ll need:

1 x empty PET bottle
1 x jug of tap water
1 x bottle of white vinegar
Food colouring
1 x bottle of cooking oil
1 x box of bicarb soda
1 x packet of citric acid
2 x teaspoons

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Years: 7


Chemical Sciences – Mixtures and Separations

Physical Sciences – Forces

Additional – Careers

Concepts (South Australia):

Chemical Sciences – Properties of Matter

Physical Sciences – Forces and Motion