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Subject: Astronomy & Space Sciences

Science activity demonstrating the phenomenon of light scattering
Blue Sky
Discover why the sky is blue and the sunset is red.
Science activity investigating spectroscopy
CD Spectroscope
Make a truth teller for light.
Science activity that explores the relative sizes of the earth and moon and the distances between them
Earth and Moon
Create a scale model of the earth-moon system using spheres of different sizes.
Falling Feather
Prove to yourself that Galileo was right.
Science activity that demonstrates how geysers work
Geyser
Just spew it—build your own cyclic hot water fountain.
Science activity that demonstrates light scattering in the atmosphere
Glue-Stick Sunset
Why is the sky blue? That's a sticky question.
Science activity that demonstrates use of nonstandard measurements and simple ratios for estimating sizes or distances
Handy Measuring Tool
Measure the height of an object indirectly using your hand and a ratio.
Build an inclinometer, a tool that can measure the height of a distant object, no matter how far away it is
Height Sight
Find the height of a tree, a flying paper rocket, or even the North Star!
Science activity to investigate convection
Inverted Bottles
Watch the rise and fall of hot and cold fluids.
Science activity that visualizes convection cells
Pie-Pan Convection
It’s cool to be dense—just watch these convection cells.
Science activity that explores the twinkling of stars by beaming a laser pointer over a hot plate
Scintillating Little Star
How I wonder what you are?
Science activity that models the patterns of sunlight and shadow on Earth
Self-Centered Globe
Model the patterns of day and night on Earth by holding a globe in just the right position.

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Attribution: Exploratorium Teacher Institute