Today the Grade 3’s predicted, tested and recorded how heat affects materials such as chocolate, ice, salt and marbles.
‘In science today , we blew up balloons with bicarb soda and vinegar. We put a balloon on top of the bottle and it blew up’- Bella and Bridie Grade 2
The preps were busy painting break with coloured milk and then toasting it. This was a great example of a chemical reaction, as it is irreversible. YUMMO!
Watch Vinegar and Bicarb soda reacting, with added effects of colouring and dish liquid.
Vinegar + Bicarb Soda —> Carbon Dioxide and a blown up balloon.