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The timing of the eruptions of these geysers depends on water temperature and pressure.
Visualize air pressure with the help of a self-rolling pet toy.
Have a gas with the conservation of mass.
Small chunks of dry ice jet and swirl across a liquid surface.
Watch water boil at room temperature.
Give flight a spin with the Magnus effect.
Create and examine an ice balloon.
Take the pressure off pickling.
Eggsplore gas properties while making a snack.
Make a reverse Cartesian diver.
Make the liquid in this toy rise and fall in a cycle.
A dipping bird seems to go forever—but it's not perpetual motion.
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