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Back-to-school party

Explore 2 recipes, 13 projects, 1 article, 3 galleries, and more

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Budding chemists aren't the only ones who will get a kick out of this enjoyable experiment that teaches something about how the natural world works. When baking soda and vinegar come into contact, they form carbon dioxide. This gas fills the bottle and can't escape, so it rushes into the balloon, causing it to inflate.

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