Subject: Physics/Heat & Temperature

"Cold" metal and "warm" wood may be the same temperature.

Make your own heat waves in an aquarium.

Create a convection cell inside a CD case.

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.

Caged molecules do their thing.

Eggsplore gas properties while making a Snack.

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

Dark-colored materials both absorb and emit energy more readily than light-colored materials.

Make the liquid in this toy rise and fall in a cycle.

Focus the invisible light from an electric heater.

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