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Harryville Primary School, Nursery and Nurture Units, Ballymena, Co Antrim

P4 Scientists

27th Feb 2025

We carried out an experiment to find out the effects of different liquids on our teeth.  We placed a boiled egg in coke, water, diluting juice and vinegar and made predictions about what we thought might happen.  We observed how the eggs changed over time.

Coke – egg turned black.  Water – egg did not change.  Vinegar – the egg cracked, and the shell started to peel.  Diluting juice – the texture of the egg turned bumpy