Individuals with a favourable trait survive and reproduce more. Over generations the favoured trait becomes more common — the population is said to have evolved.
Favoured trait: 56% after 5 generations at 50% selection pressure.
About this simulation
This free Natural Selection Interactive simulation lets students change the inputs and watch the model respond in real time. Built for biology lessons, it runs in any browser with no signup and is ready for the projector or 1:1 devices.
What students can explore
- Adjust each control and see how it changes the natural selection interactive model.
- Read the live formula as your numbers are substituted in.
- Compare predictions before and after you change a value.
Is the Natural Selection Interactive simulation free?
Yes. This Natural Selection Interactive simulation is completely free, with no signup and no download required — open it in any browser.
What grades is the Natural Selection Interactive simulation for?
It works across grade levels — run it on a projector for younger classes, or let older students explore the controls and readouts on their own devices.
Embed this simulation
Drop it into your LMS, blog, or class site — free, no sign-up.
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