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"Cold" metal and "warm" wood may be the same temperature.
Objects change size when heated or cooled.
When a piece of iron gets too hot, it loses its attraction to a magnet.
A dipping bird seems to go forever—but it's not perpetual motion.
Eggsplore gas properties while making a snack.
Just spew it—build your own cyclic hot water fountain.
Dark-colored materials absorb and emit energy more readily than light-colored materials.
Make the liquid in this toy rise and fall in a cycle.
Watch the rise and fall of hot and cold fluids.
Visualize the spectacular fluid motion of convection cells.
Discover the relationship between temperature and volume of a given amount of gas.
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Attribution: Exploratorium Teacher Institute
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