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Traffic World
Explore traffic, congestion, and how small changes have big effects.
World
Nature World
Explore ecosystems, populations, and the balance of life.
World
Traffic Ring
What if one busy stop changed when the buses arrive?
Simulation
Phantom Jam
What if one driver brakes hard, for no reason at all?
Simulation
Green Light
What if drivers trusted the car ahead to go?
Simulation
Predators & Prey
What if the grass grew back much faster?
Simulation
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Simulations
Predators & Prey
What if the grass grew back much faster?
Learn
Hares
90
Foxes
6
Grass cover
77
%
Elapsed
0
days
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1×
5×
20×
100×
Remove 70% of foxes
Add 40 hares
Drought