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Drop the ruler, watch for the jump… that’s the point of drop jump! Can you work out which matchbox tray the coin will fall into?

Bushfires are destructive and dangerous. They can be fickle, but scientists are developing ways to predict their behaviour. This activity shows you one way that a scientist might think about bushfires.

What happens when you spin a coin on a table? It spins and rolls (or ‘spolls’), for starters. How it stops is much more fascinating.