P025 - Vinegar and bicarbonate balloons
![Teaching Ideas Teaching Ideas](/images/ideas.png)
This practical offers a safe, controlled and clean method for
children to enjoy this reaction, whilst clearly being able to observe/identify
the reactants and products.
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![Bicarbonate a vinegar balloons](/dbImages/Thumbnail/Bicarbonate-a-vinegar-balloons.jpg)
P080 - Fire writing
![Teaching Ideas Teaching Ideas](/images/ideas.png)
A practical activity where children write and reveal hidden messages using food and fire.
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![Boys revealing hidden message](/dbImages/Thumbnail/Revealilng-writing.jpg)
P001 - Investigating indicators
![Teaching Ideas Teaching Ideas](/images/ideas.png)
This practical activity allows children to observe how everyday indicators behave using colour changes and encourages learning about solutions that have acidic, neutral or alkaline properties.
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![Natural indicators showing a range of pH values](/dbImages/Thumbnail/Indicators.jpg)