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Mercury in the Environment
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In this environmental science lesson, learners will examine the dangers of mercury and how humans contribute to growing mercury emissions on Earth.
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Solar Structures
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In this activity, learners explore how the power of the sun can be harnessed to heat and cool a building.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-864.jpg?itok=JpUBvxhS)
Working with Wind Energy
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In this activity, learners explore how wind energy can be generated on both a large and small scale.
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Plugged in to CO2
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In this activity, learners investigate various appliances and electronics, discovering how much energy each uses and how much carbon dioxide (CO2) is released to produce that energy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-898.jpg?itok=mG-SZMEy)
Carbon Sequestration
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In this inquiry-based lesson, learners measure the biomass of trees, calculate the carbon stored by the trees, and use this information to create recommendations about using trees for carbon sequestra
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Going for a Spin: Making a Model Steam Turbine
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In this activity, learners explore how various energy sources can be used to cause a turbine to rotate.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-708.gif?itok=WWc3JyQ3)
Whose Fault Is It?
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In this seismic simulation, learners play a "who-dunnit" game to explore earthquakes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-142.jpg?itok=PP-St5l9)
It's a Gas, Man
Source Institutions
In this activity, learners discover if carbon dioxide has an effect on temperature.
Leaves: Extracting Pigments
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In this fun, hands-on autumn activity, learners experiment to discover whether the colored substances in leaves can be separated from the leaves.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-755.jpg?itok=kYauaekx)
What is Light?
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In this four-part activity, learners will discover the exciting world of light--the most important form of energy in our world--and be able to identify and describe different types of light.
Sea State: Forecast Conditions at Sea
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In this oceanography and data collection activity, learners cast real time sea state conditions using buoys from NOAA's National Data Buoy Center.
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Shake it up with Seismographs!
Source Institutions
In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-975.jpg?itok=zQZQw7PD)
Engineer a Dam
Source Institutions
In this activity, learners explore the function and engineering of dams and how dams have many uses and solve many problems in the world.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-048.jpg?itok=OM7C0Cay)
Planting with Precision
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In this activity, learners explore how engineers work to solve the challenges of a society, such as efficient planting and harvesting.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-315.gif?itok=Tckj8Khu)
My Angle on Cooling: Effects of Distance and Inclination
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In this activity, learners discover that one way to cool an object in the presence of a heat source is to increase the distance from it or change the angle at which it is faced.
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Carbon Dioxide Removal
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In this experiment using sprigs of Elodea, learners will observe a natural process that removes carbon dioxide (CO2) from Earth's atmosphere.
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Fuel for Living Things
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In this activity, learners observe what happens when yeast cells are provided with a source of food (sugar). Red cabbage "juice" will serve as an indicator for the presence of carbon dioxide.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-043.jpg?itok=fb-MMfZx)
Making Sense of Sensors
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In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-044.jpg?itok=aqEnjdsN)
Measuring the Wind
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In this activity, learners explore how anemometers work to record wind speeds and how the equipment has undergone engineering adaptations over time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-288.png?itok=zeWJSTQH)
Seas in Motion
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In this outdoor, beach activity, learners use tennis balls, water balloons and other simple devices to investigate the movement of waves and currents off a sandy beach.