Search Results
Showing results 41 to 60 of 639
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-021.jpg?itok=Jwc-luHg)
Ask an Elder
Source Institutions
In this activity, learners listen to a story and tell a story of their own as they learn about the importance of elders in Native American cultures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-753.gif?itok=YsrFeIga)
Monster Mallows
Source Institutions
In this activity, learners explore how ordinary marshmallows expand when heated in a microwave.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-568.jpg?itok=qQND_NVP)
Delta, Delta, Delta
Source Institutions
In this experiment, learners construct an equilateral triangle using graph paper, a pencil, protractor and ruler. They also make a "laser triangle" using a laser pointer and front-silvered mirrors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-288.png?itok=Cl_g4xnp)
Hovercraft
Source Institutions
In this activity, learners make plates levitate! Learners build "hovercrafts" using simple materials to explore friction and motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-597.jpg?itok=rj7w75Tz)
How Can Gravity Make Something Go Up?
Source Institutions
In this activity, learners use cheap, thin plastic garbage bags to quickly build a solar hot air balloon. In doing so, learners will explore why hot air rises.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-263.jpg?itok=v-IKrVtS)
Fused Plastic Wallet
Source Institutions
In this up-cycling activity, learners recycle plastic bags and repurpose them into useful wallets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-511.png?itok=CdtFSW9M)
Design a Microexpression Zoetrope
Source Institutions
In this engineering design challenge, learners animate a facial expression and make a machine (zoetrope) that plays the animation back.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-326.png?itok=18du2XIX)
Gas Production: Blow up a balloon!
Source Institutions
In this classic reaction, learners baking soda and vinegar in a soda bottle to produce carbon dioxide (CO2) gas. This gas inflates a balloon.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-135.jpg?itok=gwjjigym)
Soda Explosion
Source Institutions
This hands-on activity lets participant explore chemical reactions as they create a soda explosion with lots of bubbles. The bubbles in soda are made of carbon dioxide gas.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-440.gif?itok=sL69jLTo)
Launch It
Add to list DetailsIn this design challenge activity, learners use a balloon and other simple materials to design an air-powered rocket that can hit a distant target.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-091.jpg?itok=dnG9Wyp8)
Good News: We're on the Rise!
Learners build a simple aneroid barometer to learn about changes in barometric pressure and weather forecasting. They observe their barometer and record data over a period of days.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-433.jpg?itok=D9CeoWvL)
Reflecting Rainbows: Decorate Your White Walls With Rainbow Colors!
Source Institutions
Like water drops in falling rain, a CD separates white light into all the colors that make it up.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-085.jpg?itok=9MLyH6MJ)
Acid Rain Effects
Learners conduct a simple experiment to model and explore the harmful effects of acid rain (vinegar) on living (green leaf and eggshell) and non-living (paper clip) objects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-587.jpg?itok=Ua5fEKRj)
Super Spinner
Source Institutions
In this activity (page 1 of PDF under SciGirls Activity: Pet Handedness), learners will construct a simple spinning top out of a circle of construction paper, a film canister lid, and a bamboo skewer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-593.jpg?itok=tc0LyYbX)
Chew that Gum
Source Institutions
In this quick activity (page 1 of PDF under SciGirls Activity: Exercise and Memory), learners will investigate what happens to bubble gum when it is chewed for 5-10 minutes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-643.png?itok=xcohskkM)
Underwater Fireworks
Source Institutions
In this activity, learners investigate diffusion by creating underwater "fireworks" using food coloring, oil and water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-450.jpg?itok=V5Kc_BeL)
Bubble Tray
Source Institutions
In this activity, learners use simple materials to create giant bubbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-118.jpg?itok=meg6XXdz)
A Recipe for Air
Learners use M&Ms® (or any other multi-color, equally-sized small candy or pieces) to create a pie graph that expresses the composition of air.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-479.png?itok=OsNzMBdR)
Amazing Marshmallows
Source Institutions
In this demonstration, learners observe the effects of air pressure. They will watch as marshmallows inside a bottle expand as a vacuum pump removes air from the bottle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-642.jpg?itok=UIDRWYXW)
Paper Animals
Source Institutions
This resource contains ideas and brief instructions on how to build animals out of construction paper and other simple materials.