Search Results
Showing results 141 to 160 of 956
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-885.jpg?itok=VnByTlI3)
Instant Ice Cream
Source Institutions
In this activity, learners make instant ice cream without using a freezer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-891.jpg?itok=31quqjzG)
Orange Pop
Source Institutions
In this activity, learners surprisingly pop balloons without touching them using orange peels. This Mr.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-314.jpg?itok=5Pcs7Kc-)
Hidden Color Chemistry
Source Institutions
In this activity, learners will discover what colors are in different markers, and may be surprised at the results.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-056.png?itok=rC_LLuLc)
Snow Day!
Source Institutions
In this activity (on pages 4-5), learners make fake snow by adding water to the super-absorbant chemical from diapers, sodium polyacrylate.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-675.jpg?itok=PQKJLff5)
Hole in Your Hand
Source Institutions
Create an illusion where it appears that your hand has a hole in it. You'll see the results from when one eye gets conflicting information.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-932.jpg?itok=0l389QS-)
Bouncy Egg
Source Institutions
In this activity, learners explore how acids can dissolve eggshells leaving behind a membrane-covered bouncy egg.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-219.jpg?itok=Z-vavRY9)
Temperature Time Warp
Source Institutions
In this activity, learners explore the behavior of cold-blooded animals. Learners discover what happens when they change a fly's temperature.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-494.jpg?itok=A0O8jk6b)
Waterless Snow Globe
Source Institutions
In this activity, learners will investigate static electricity as they create waterless snow globes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-383.jpg?itok=R76CSycN)
Create Gas
Source Institutions
Learners mix vinegar and baking soda together in a bottle to create a chemical reaction. The reaction produces a gas, carbon dioxide, which inflates a balloon attached to the mouth of the bottle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-311.jpg?itok=TxTL3tro)
Snowstorm in a Jar
Source Institutions
In this activity, learners will experiment with density and chemical reactions to create a flurry activity.
Mix and Match
Source Institutions
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-000-000-004-670.jpg?itok=OiuD96ky)
Far-Out Corners
Source Institutions
Are there boxes, is this an illusion, or is this real life Q-bert? Illusions are always fun to build especially when you can build them.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-047.png?itok=YKOGj5n9)
Cool Trees
Source Institutions
This warm weather activity introduces learners to the impact trees have on blocking the sun's heat and reducing temperature on the Earth's surface.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-710.jpg?itok=611xbvn2)
Straw Oboe: Two lips make sound
Source Institutions
Oboes's unique sound originates from the two small reeds a musician blows into. Make your own double reed instrument out of straw!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-503.jpg?itok=JO3RPyYi)
Bubble Cups
Source Institutions
In this activity, learners will construct a device to blow bubbles. By adding corn syrup to the bubble solution, we can increase the surface tension of the bubbles--and their size.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-446.png?itok=fcYIe2yU)
Surface Tension
Source Institutions
In this activity exploring liquid dynamics, learners design and build a clay channel in a tray of water and then see what happens when food coloring and liquid soap are added to the mix.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-729.jpg?itok=IfkOR2gf)
Exploring Earth: Investigating Clouds
Source Institutions
“Exploring Earth: Investigating Clouds” is a hands-on activity in which visitors create a cloud in a bottle and explore it with laser light.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-248.jpg?itok=fpoHYs9s)
Rocket Reactions
Source Institutions
The "Rocket Reactions" activity is an exciting way to learn about how materials interact, behave, and change.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-512.jpg?itok=7rnlJc6J)
DIY Recycled Crayons
Source Institutions
In this activity, learners will experience the different states of matter using crayons as the medium. Explore matter changing between phases while recycling old crayons.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-443.jpg?itok=hSy90aUE)
A Swell Activity with Beans
Source Institutions
In this combination chemistry and physics activity, learners explore water absorption in dried beans or peas and learn how this affects their physical properties.