Search Results
Showing results 1 to 20 of 55
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-730.jpg?itok=8xt_ZhiJ)
Soap Bubble Shapes
Source Institutions
Learners explore three-dimensional geometric frames including cubes and tetrahedrons, as they create bubble wands with pipe cleaners and drinking straws.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-357.gif?itok=blHTfrM_)
Our Sense of Sight: Color Vision
Source Institutions
In this activity, learners investigate color vision as well as plan and conduct their own experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-727.jpg?itok=tix7D3o9)
Spherical Reflections
Source Institutions
In this art meets science activity, learners pack silver, ball-shaped ornaments in a single layer in a box to create an array of spherical reflectors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-428.jpg?itok=jH5eFhpM)
What is Nanotechnology?
Source Institutions
In this activity related to nanotechnology, learners observe some of the effects that result from creating a thin layer of material several nanometers thick.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-423.jpg?itok=OE0RcLOs)
Introduction to the New Chain Gang
Source Institutions
In this activity, learners use pop-beads to understand the characteristics and properties of polymer chains.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-523.jpg?itok=Sp34uwDN)
Fireworks!
Source Institutions
In this chemistry lab activity, learners model the colors of fireworks by burning metallic solutions in a flame and observing the different colors produced.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-537.jpg?itok=zffVb373)
Beam Me Up!
Source Institutions
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-000-000-003-426.jpg?itok=FVWc5j7h)
Exploring the Nanoworld with LEGO Bricks: Probing the Structure of Materials at the Nanoscale
Source Institutions
In this activity (pages 17-31), learners are introduced to techniques that are used to determine the structures of solid materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-621.jpg?itok=qlZGM3Yq)
Exploring Shadows
Source Institutions
This activity guide features three related explorations to help learners ages 3-6 investigate shadows via the following science concepts: A shadow is made when an object blocks the light; you can chan
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-889.gif?itok=a2dseEnc)
First Impressions
Source Institutions
Learners experiment with a commercial photo-sensitive paper (Sunprint® or NaturePrint® paper). They place opaque and clear objects on the paper and expose it to bright light, observing the results.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-569.png?itok=cvwUwg_a)
Super Gelatin
Source Institutions
Can gelatin (like Jell-O ®) change the speed of light?
![](/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-000-000-004-386.jpg?itok=2y25OBEk)
See the World Through Color-Filtering Lenses
Source Institutions
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-000-000-003-649.jpg?itok=RyL3gdBj)
Invisible Sunblock
Source Institutions
In this activity, learners find out why some mineral sunblock rubs in clear. Learners compare nano and non-nano sunblocks and discover how particle size affects visibility.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-808.jpg?itok=XE-2mOh6)
Glowing Pickle
Source Institutions
In this activity, high voltage is applied across a pickle to emit a yellow glow. This activity should only be conducted by skilled adults and is best suited as a demonstration.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-672.jpg?itok=yfW3qoNq)
Corner Reflector
Source Institutions
In this optics/mathematics activity, learners use two hinged mirrors to create a kaleidoscope that shows multiple images of an object.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-115.jpg?itok=TbgS2uc2)
Camera Projector
Source Institutions
In this activity (posted on March 14, 2011), learners follow the steps to construct a camera projector to explore lenses and refraction.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-673.jpg?itok=u5IzswvR)
Convection Current
Source Institutions
In this activity, learners make their own heat waves in an aquarium.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-375.png?itok=qpgheNKq)
What Causes Wind?
Source Institutions
In this sunny day experiment, learners measure and compare how quickly light and dark colored materials absorb heat.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-568.gif?itok=spJ-gsQz)
Do Plants Need Light?
Source Institutions
In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants.