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Glowing Tonic
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In this sunny day activity, learners compare how a cup of water and a cup of tonic water reflect or refract light in the sun.
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Beam Me Up!
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This is a quick activity (on page 2 of the PDF under Stained Glass Activity) about the "Tyndall effect," the scattering of visible light when it hits very small dispersed particles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-743.gif?itok=jJwm7nYu)
Inverse Square Law
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In this math activity related to light, learners explore why a light, such as a candle or a streetlight, looks dimmer the farther away from it we get.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-429.gif?itok=Uik6_r1i)
Pearlescent Pigments
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This is written as a display, but can easily be adapted to a hands-on activity. Learners observe and shake containers of shiny liquids.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-962.gif?itok=evuSkard)
Amazing Albedo
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In this experiment, learners work in teams to investigate how the color of a surface influences its ability to reflect light and therefore heat.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-704.jpg?itok=ErqOpMqy)
Soap-Film Interference Model: Get on our wavelength!
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By making models of light waves with paper, learners can understand why different colors appear in bubbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-386.jpg?itok=2y25OBEk)
See the World Through Color-Filtering Lenses
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In this activity, learners examine how colored lenses act like filters and absorb all colors of light except for the color of the lenses.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-805.jpg?itok=WJwTiXH9)
CD Spectrometer
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In this activity, learners use a compact disc to make a spectrometer, an instrument used to measure properties of light.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-747.gif?itok=V4erlJf9)
Give and Take
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In this activity, learners explore liquid crystals, light and temperature. Using a postcard made of temperature-sensitive liquid crystal material, learners monitor temperature changes.
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Magic Lanterns
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A magic lantern is a light that projects an image onto a screen.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-762.jpg?itok=d_AtRvWj)
Blue Sky
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In this optics activity, learners explore why the sky is blue and the sunset is red, using a simple setup comprising a transparent plastic box, water, and powdered milk.
Mix and Match
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In this optics activity, learners explore color by examining color dots through colored water and the light of a flashlight.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-151.jpg?itok=ht5vsHQo)
It's all Done with Mirrors
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This fun and simple hands-on astronomy activity illustrates the path of light as it reflects off of mirrors and how this is used in telescopes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-970.jpg?itok=h9LfbyUW)
Pixel Tube
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In this STEAM activity, learners create a "pixel tube" to explore reflections of light and color mixing.
The Ripple Tank
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In this optics activity, learners create a ripple tank from household materials to study waves. Learners build the tank and then explore by making various types of waves.
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Slide Projector Activities
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This resource contains several mini-explorations using a slide projector as a light source to investigate light and the properties of images.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-845.jpg?itok=5a4vEnYF)
Build an Overhead Projector Spectroscope
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This activity guide includes instructions for building a spectroscope using a standard classroom overhead projector.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-643.jpg?itok=sKLTLgt6)
Luminescence
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In this two-part activity about luminescence, learners explore the chemistry that happens inside glow sticks and other light producing reactions.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-838.png?itok=UjNkfOMo)
Light is Made of Colors
Source Institutions
Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-158.jpg?itok=q5W4hiXh)
Make a Rainbow
Source Institutions
In this activity, learners will explore light and rainbows with this easy setup! Learners will only need a cup of water, some paper and a flashlight.