Search Results
Showing results 1 to 14 of 14
Pollution and Lung Health
Source Institutions
Learners will build a lung model to understand how their lungs and diaphragm work to make them breathe.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-595.png?itok=APN6aP0C)
Do Cities Affect the Weather?
Source Institutions
In this activity, learners explore clouds and how they form.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-853.png?itok=N1HwXKwG)
Amphibian Skin
Source Institutions
In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-113.jpg?itok=kg6w43mG)
Washing Air
Learners observe and discuss a simple model of a wet scrubber, a device for cleaning industrial air pollution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-170.jpg?itok=hjTgTs4u)
For Your Eyes Only
Learners build particulate matter collectors--devices that collect samples of visible particulates present in polluted air.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-087.jpg?itok=_X2fS2do)
Moving Without Wheels
In a class demonstration, learners observe a simple water cycle model to better understand its role in pollutant transport.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-083.jpg?itok=hDr-fKLd)
Hot Stuff!: Carbon Dioxide Extinguishes a Flame
In this demonstration, learners observe vinegar and baking soda creating carbon dioxide (CO2) in a bottle. The gas is poured out of a bottle onto a candle flame, putting out the candle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-187.jpg?itok=VwiMcyGY)
Landfill in a Bottle
Source Institutions
In this activity, learners discover how landfills affect the natural environment.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-082.jpg?itok=PsNpnXc6)
Hot Stuff!: Creating and Testing for Carbon Dioxide
In this demonstration, learners observe vinegar and baking soda reacting to form carbon dioxide (CO2) gas.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-080.jpg?itok=ySmr17w8)
Hot Stuff!: Testing Ice
In this demonstration, learners compare and contrast regular water ice to dry ice (frozen carbon dioxide). Both samples are placed in a solution of acid-base indicator.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-169.jpg?itok=gFz5G0N2)
Cleaning Air with Balloons
Learners observe a simple balloon model of an electrostatic precipitator. These devices are used for pollutant recovery in cleaning industrial air pollution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-394.png?itok=s-UULeqY)
Low-Tech Water Filter for High-Impact Clean
Source Institutions
In this activity, learners consider the water features they might enjoy at a community park--a pond, brook, water playground (or "sprayground"), or pool--and what happens to the water over time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-115.jpg?itok=cm7dFhej)
Battling for Oxygen
Working in groups, learners model the continuous destruction and creation of ozone (O3) molecules, which occur in the ozone layer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-114.jpg?itok=xk--G1r8)
Let's Bag It
Learners observe and discuss a vacuum cleaner as a model of a baghouse, a device used in cleaning industrial air pollution.