Search Results
Showing results 1 to 20 of 43
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-980.gif?itok=QhwNR0tv)
See the Light
Source Institutions
In this three-part activity, learners conduct simple experiments to see how light refracts and reflects, and how colors of light affect what we see.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-780.gif?itok=FPyopPh1)
Stretch the Chain and See the Light
Source Institutions
In this activity, learners use their strength to light a light bulb. A chain made from paper clips is placed in series with a battery and flashlight bulb.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-060.png?itok=29EQjv90)
Mix-N-Match Light
Source Institutions
This is an online exhibit about color perception. Learners set a random background color and then try to mix red, blue, and green light to match.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-116.jpg?itok=pjKZJLKD)
Spectroscope
Source Institutions
In this activity (posted on March 12, 2011), learners follow the steps to construct a spectroscope, a tool used to analyze light and color.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-583.gif?itok=VBDtmxlp)
CD Spectroscope
Source Institutions
In this activity, learners use an old CD to construct a spectroscope, a device that separates light into its component colors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-962.gif?itok=evuSkard)
Amazing Albedo
Source Institutions
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-000-000-001-805.jpg?itok=WJwTiXH9)
CD Spectrometer
Source Institutions
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
Source Institutions
In this activity, learners explore liquid crystals, light and temperature. Using a postcard made of temperature-sensitive liquid crystal material, learners monitor temperature changes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-845.jpg?itok=5a4vEnYF)
Build an Overhead Projector Spectroscope
Source Institutions
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-000-000-002-611.gif?itok=W4zyFAWB)
Reflections
Source Institutions
In this quick activity, Dracula has a hole in his house and learners help solve the problem by using a mirror and protractor to reflect incoming light out of his house.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-729.jpg?itok=hsuLpP1d)
Oil Spot Photometer
Source Institutions
In this math activity related to light, learners assemble a photometer and use it to estimate the power output of the Sun.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-656.jpg?itok=YmnK7-EG)
Morphing Butterfly
Source Institutions
In this activity, learners explore how nanosized structures can create brilliant color.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-615.jpg?itok=zAbj8Au6)
Why is the Sky Blue?
Source Institutions
In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-256.png?itok=4lX93VP8)
The Geophysical Light/Dark Cycle
Source Institutions
This is an activity (located on page 131 of the PDF) related to sleep and circadian rhythms as well as space travel.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-528.jpg?itok=YTjTmh3H)
Total Internal Reflection
Source Institutions
In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-670.gif?itok=7RdzPHct)
Diffraction
Source Institutions
In this optics activity, demonstrate diffraction using a candle or a small bright flashlight bulb and a slide made with two pencils.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-351.jpg?itok=Yjqv9l8V)
Dark Adaptation
Source Institutions
In this activity (6th on the page), learners investigate how photoreceptors in the eye (rods and cones) "adapt" to low light conditions.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-509.png?itok=B-jqFCWJ)
Globe at Night
Source Institutions
In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-724.gif?itok=r-eNoc2m)
Lagging Sound
Source Institutions
In this group activity, learners see and hear the speed of sound. A learner designated the "gonger" hits a gong, once every second, as the rest of the group watches and listens from a distance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-400.jpg?itok=-i-3c8fx)
Pupil to Pupil
Source Institutions
In this quick and simple activity about reflexes (at the top of the webpage), learners conduct a simple test to explore pupillary response.