Earth Learning Idea
Innovative, Earth-related teaching ideas
Monday, 16 June 2025
How do we know the actual age of rocks?
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The ELI today continues our theme of geological (deep) time with 'But how old is it? Investigating radioactive dating of rocks and mine...
Monday, 9 June 2025
Helping to understand geological time
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Continuing our theme of geological time, the ELI today is 'The origin of the Earth – at arm’s length: t he age of the Earth - with a go...
Monday, 2 June 2025
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For the next few weeks, we will be considering geological time. The ELI today is 'The toilet roll of time; make a geological timeline to...
Monday, 26 May 2025
Why certain minerals are of such importance to the USA
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Our new ELI today is the 9th in our Essential Minerals series - ' Essential Minerals for the Green Revolution – 9 Critical Minerals for ...
Monday, 19 May 2025
Rare earths - vital components in modern technology
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We continue our theme of Essential Minerals for the Green Revolution with 'Rare Earth Elements; vital components in modern technology...
Monday, 12 May 2025
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Our ELI today is 'Essential Minerals for the Green Revolution – 6 “The Three Ts”; Tin, Tungsten and Tantalum'. This ELI involves co...
Monday, 5 May 2025
Fun way to demonstrate sea floor spreading and magnetic stripes
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We thought you would enjoy a fun activity as we end our magnetism and plate tectonics series. ' Hands on magnetic stripes; d emonstrati...
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