Learning6 min
The Mathematics of a Sunflower
Sunflower seeds follow the Fibonacci sequence — nature doing mathematics before humans invented it. A hands-on lesson for curious children.
Wonder topic
Find patterns, explain reasoning and see how numbers describe the world around us.
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Sunflower seeds follow the Fibonacci sequence — nature doing mathematics before humans invented it. A hands-on lesson for curious children.

In 499 CE, a mathematician near Varanasi calculated Earth's circumference to within 1% — without leaving the ground. Indian science for children.
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