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To see or not to see.
See yourself as others see you.
Wrap a string around your head and pluck to play music.
This density column always returns to its original three layers.
Your eye and brain hold on to a series of images to form a single complete picture.
Your pupil changes size to control how much light enters your eye.
Use color chromatography to separate black ink.
Using two eyes gives you depth perception.
See yourself as others see you in this cylindrical mirror.
Model the patterns of sunlight and shadow on Earth.
Strips of plastic on a globe model our atmosphere.
Find order in well-mixed chaos.
Does it matter which end is up?
Ready for liftoff? Launch rockets with your own launcher!
Create giant bubbles!
"Cold" metal and "warm" wood may be the same temperature.
Why the world gets dark so fast outside the circle of the campfire.
We know where our bodies are even with our eyes closed.
Use your senses to figure out what’s inside your Sound Cup.
Discover why your favorite cat videos don't leak out of optical fibers.
A fun way to visualize gas molecules in constant motion.
Demonstrate diffraction using a candle and two pencils.
Gelatin can do much more than just wiggle and jiggle.
Make waves without getting wet.
Light plus light equals dark.
You can make glass objects disappear.
Two cylinders that look the same may roll downhill at different rates.
Use electrostatic repulsion to suspend tinsel in the air.
Create and examine an ice balloon.
Who needs expensive optical equipment to see better?
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