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To do this experiment you need the following 1 cup of oil

1/2 cup of water

food colouring and

1 tablet of alka seltzer

In your clear container...pour in oil and water...then add 5 drops of food colouring of your choice.

Now with your parent's help drop in one tablet of alka-seltzer and watch what happens. It is like an erupting volcano.....have fun

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