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Chemistry in a coffee cup: does coffee waste contain key elements for plant growth?

The “A Cup of Coffee” project, carried out by secondary school students aged 16–18 in Italy, introduces sustainability and circular economy[1] concepts through engaging STEM activities. This initiative demonstrates how coffee grounds, often discarded as waste, can become a valuable…

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Handwarmer science

Help your students explore an exothermic reaction using the real-world example of a self-heating…

   


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