Stories about Earth & World
Why do volcanoes erupt?
A mountain that puffs smoke and spills glowing rock — what is bubbling away deep inside it?
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What causes earthquakes?
Sometimes the ground shakes and wobbles — find out what is moving deep beneath your feet.
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Why do we have mountains?
Mountains are taller than the clouds — but how did such giant lumps of land get there?
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What is soil made of?
The brown stuff under the grass is far more than dirt — it is a busy mix that feeds every plant.
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What are rocks made of?
A rock looks like one boring lump — but inside it hides a whole mix of sparkly tiny pieces.
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What is a desert?
A desert hardly ever gets rain — so how do plants and animals find enough water to live?
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What is a cave?
Deep under the ground are big secret rooms made of stone — and water dug them out very, very slowly.
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What are continents?
Earth's land is split into seven giant pieces — and long ago they were all squished together!
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