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Water Holes to Mini-Ponds
Source Institutions
Dig a hole, line it, fill it with fresh water, and you have a water hole: a good place to study colonization.
![](/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-000-000-001-294.png?itok=E5LyhECl)
Lichen Looking
Source Institutions
In this outdoor activity, learners search for lichen, a combination of a fungus and an alga living together. Lichen grow where most other plants cannot, on rocks, the trunks of trees, logs and sand.
![](/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-000-000-001-318.png?itok=GBOcABjZ)
Desert Water Keepers
Source Institutions
In this outdoor, sunny day activity, learners experiment with paper leaf models to discover how some desert plants conserve water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-325.png?itok=wId3r0lt)
Envirolopes
Source Institutions
In this outdoor activity and observation game, learners hunt for a variety of textures, colors, odors and evidence of organisms in the activity site.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-229.png?itok=Hd8Rcr-6)
Variation Game
Source Institutions
In this set of outdoor games, learners play the role of monkeys that are trying to get enough resources (food, shelter, and space) to survive.
![](/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-000-000-001-076.png?itok=TFd_f0Yk)
Beach Zonation
Source Institutions
In this outdoor, ocean-side activity, learners investigate the distribution of organisms in the upper region of the intertidal zone.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-317.jpg?itok=9EoY1Tmy)
Salt Water Revival
Source Institutions
In this outdoor activity, learners visit the intertidal zone of a rocky coastal site well populated with marine organisms.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-892.png?itok=kQVI-53B)
Plants Around a Building
Source Institutions
In this outdoor activity, learners discover how the environment around a building affects the growth of plants.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-901.jpg?itok=GNNHWHeN)
Hold It
Source Institutions
In this outdoor activity/field trip, learners investigate the special shapes, holding structures and holding behaviors that real organisms use in streams, rivers, creeks or coast intertidal zones to a
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-230.png?itok=KTkqHzuO)
Terrestrial Hi-Lo Hunt
Source Institutions
In this outdoor activity, learners search for the warmest and coolest, windiest and calmest, wettest and driest, and brightest and darkest spots in an area.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-226.png?itok=jsGwA2Ry)
Super Soil
Source Institutions
In this outdoor activity, learners make their own organic-rich soil. Depending on where this activity is done, learners will probably discover that their local soil is low in organic matter.
![](/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-000-000-001-212.jpg?itok=eHOFIHLD)
Damsels and Dragons
Source Institutions
In this outdoor activity/field trip, learners conduct experiments to explore where dragonflies and damselflies perch or rest, and how the flies change behavior in reaction to other flies or fly decoys
![](/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-000-000-001-204.png?itok=i9iunUmA)
Sawing Away
Source Institutions
In this outdoor activity, learners saw sections from fallen trees, then count tree rings and look closely at patterns of tree growth.