Search Results
Showing results 121 to 140 of 144
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-549.jpg?itok=gaMtI18C)
Bridge Building
Source Institutions
This is a quick activity (on page 2 of the PDF under Hockey Sticks Activity) about how the arrangement of carbon atoms determines carbon's different properties.
Build A Hydrometer
Source Institutions
In this activity, learners will explore how a hydrometer works by building a working model and conducting experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-619.png?itok=5NDHpSfn)
Dispersing Dispersion
Source Institutions
In this activity, learners investigate the movement caused by dispersion. Learners discover that dispersion is the random movement of objects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-066.png?itok=bH6Dlcxq)
Soggy Science, Shaken Beans
Source Institutions
Learners explore soybeans, soak them in water to remove their coat, and then split them open to look inside. They also make a musical shaker out of paper cups, a cardboard tube, and soybeans.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-614.jpg?itok=XoKIID6J)
Dancing Cereal
Source Institutions
In this quick activity (on page 2 of the PDF under GPS: Body Electricity Activity), learners will observe how dry breakfast cereal appears to dance when it gets close to a balloon charged with static
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-037.gif?itok=32aSv1Yn)
Microarrays and Stem Cells
Source Institutions
In this activity, learners use microarray technology to determine which genes are turned on and off at various points in the differentiation of pluripotent stem cells on their way to becoming pancreat
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-077.jpg?itok=skNyEIp_)
Hot Stuff!: Investigation #3
Learners test two jars of ice water, one covered and one open, for changes in temperature. After placing the jars in the sun, learners discover that the covered jar cools down more slowly.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-070.jpg?itok=IrSB_Chm)
Squeeze the Stream
Source Institutions
In this activity related to flight, learners build a tiny stream channel to investigate how fluids (air and water) change speed as they flow between and around objects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-064.gif?itok=qPHrfHoa)
Seeing Is Believing
Source Institutions
This activity is designed to accompany the PBS documentary about African-American chemist "Percy Julian: Forgotten Genius." Learners look through two cups with small holes in them to simulate what it'
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-213.jpg?itok=HjopCvAs)
Bottle Blast Off
Source Institutions
With little more than a plastic bottle, some vinyl tubing, and a length of PVC pipe, make a rocket and a rocket launcher and investigate how rockets fly.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-821.gif?itok=I_u9qxVN)
Size Wheel
Source Institutions
In this fun sticker activity, learners will create a size wheel with images of objects of different size, from macroscopic scale (like an ant) to nanoscale (like DNA).
![](/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-000-000-001-013.jpg?itok=Vseq_6rO)
Electroplating
Source Institutions
In this activity, learners electrically plate zinc onto brass objects.
We Have Capture!
Source Institutions
Using simple materials, learners will construct the end effector (grasping device) of a robotic arm and use the device to capture and pick up an object.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-383.jpg?itok=WsIxd6sJ)
Make a Model of a Home Made From Shipping Containers
Source Institutions
In this activity, learners watch a video to learn about a couple who built a home out of shipping containers in Brooklyn, New York.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-665.jpg?itok=2AB-jFyp)
I Spy Nano!
Source Institutions
In this game, learners try to find nano-related objects on a game board. Learners investigate the different ways nano is in the world around us.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-310.jpg?itok=AVrWKFeV)
Stabilization Wedges Game
Source Institutions
This game introduces learners to the scale of the greenhouse gas problem, plus technologies that already exist to dramatically reduce our carbon emissions and prevent climate change.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-428.jpg?itok=YKEL--dw)
Heat Capacity: Can't Take the Heat?
Source Institutions
Why is ocean water sometimes the warmest when the average daily air temperature starts to drop? In this activity, learners explore the differing heat capacities of water and air using real data.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-531.jpg?itok=ERE6a1EV)
Comparing Sizes of Microorganisms
Source Institutions
In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters, centimete
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-206.png?itok=1ER1UEii)
Target Practice
Source Institutions
In this dynamic activity, learners build a catapult that launches projectiles, such as marshmallows.