โ All challenges
Why do we breathe faster when we run?
Where does the air actually go?
๐ฌ โHi! I'm Leo. My chest goes puff-puff when I run. Want to find out why?โ
Leo is breathing calmly.
The big idea
Running uses up oxygen, so your lungs pump faster to get more.
๐ What's happening: Pick a tool below and see what happens.
Oxygen in blood80%
Breathing speed25%
Heartbeat30%
Energy70%
Your tools
๐ฆ Stuck? Ask Professor Owl
Asking for help is what real scientists do. I have this many little clues: 3
๐ My discovery journal
0
tests
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guesses right
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big ideas
Nothing here yet. Try a tool and your very own science story starts!