States of Matter

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.

Soap bubbles float on a cushion of carbon dioxide gas.

A fun way to visualize gas molecules in constant motion.

Discover the relationship between temperature and volume of a given amount of gas.

Just spew it—build your own cyclic hot water fountain.

Use air pressure to calculate the weight of a car.

Visualize the spectacular fluid motion of convection cells.

Touch, dance, or walk on the ooze known as ooblek.

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