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Showing results 1 to 15 of 15
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Hot Equator, Cold Poles
Source Institutions
In this activity, learners use multiple thermometers, placed at different angles, and a lamp to investigate why some places on Earth's surface are much hotter than others.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-829.png?itok=pvVmazG_)
Hold a Hill
Source Institutions
In this outdoor activity, learners investigate the relationship between the slope of a trail and soil erosion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-774.jpg?itok=FTR0MS3p)
Counting With Quadrants
Source Institutions
Millions of organisms can live in and around a body of water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-293.png?itok=4GDDC7AY)
Rock Pioneers
Source Institutions
In this outdoor activity/field trip, learners investigate organisms that live along the ocean's rocky coast.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-090.png?itok=APa2szKG)
Cardiac Hill
Source Institutions
In this outdoor activity linking human health to the environment, learners use their pulse rates as a measure of the effort expended in walking on different slopes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-822.gif?itok=-E5qWiqu)
Measure Yourself in Nanometers
Source Institutions
In this activity, learners will be able to measure themselves in nanometers. A nanometer is a billionth of a meter, a unit of measurement used in nanotechnology.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-628.png?itok=DYrrPKsh)
Clam Hooping
Source Institutions
In this two-part outdoor activity, learners conduct a population census of squirting clams on a beach or mudflat, and investigate the clams' natural history.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-288.png?itok=zeWJSTQH)
Seas in Motion
Source Institutions
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.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-762.jpg?itok=eLZgroBz)
Detect Solar Storms
Source Institutions
In this activity, learners build their own magnetometer using an empty soda bottle, magnets, laser pointer, and household objects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-830.png?itok=jqd0vYid)
Great Steamboat Race
Source Institutions
In this outdoor activity, learners race small boats, made of cork, balsa wood, popsicle sticks etc., to investigate the rate and direction of currents in a stream or creek.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-833.png?itok=6DwWZoeR)
Trail Impact Study
Source Institutions
In this outdoor activity, learners plan a simple foot path and create an environmental impact study of the natural area where the path would be.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-831.png?itok=U8jdIO4O)
Cool It
Source Institutions
In this outdoor activity/game, learners use thermometers to simulate how lizards survive in habitats with extreme temperatures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-787.jpg?itok=Yo3XI56d)
Clear Water, Murky Water
Source Institutions
How do scientists measure how clear or murky water in a lake is? How does water clarity (clearness) affect what lives in the lake?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-239.png?itok=HNOLB5T_)
Trail Construction
Source Institutions
In this highly physical outdoor activity, learners construct and compare experimental trail sections to select the best trail-construction technique for their site.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-312.png?itok=NTdYbG5m)
Wintergreen
Source Institutions
In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.