In science Calista is learning about solids, liquids and gases. Caroline, Courtney and Claire usually stop everything they are doing when Calista announces that she has an experiment. She put vinegar in a jar and baking soda into the balloon. She then lifted the balloon and the soda mixed into the vinegar which caused the reaction. It made carbon dioxide gas which filled the balloon and blew it up a little. They were fascinated!
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