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Deer Me: A Predator/Prey Simulation
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In this activity, learners will simulate the interactions between a predator population of gray wolves and a prey population of deer in a forest.
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Skin Deep
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In this activity, learners explore how to protect their skin while applying pesticides to plants.
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Drain Game
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In this activity (on pages 36-39), learners make a model of a watershed out of paper, then run water down the mountain to simulate how rainfall and pollution affect watersheds.
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Disease Detective
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This activity (on pages 35-43) lets learners analyze a "herd of elk" to detect the spread of a bacterial disease called brucellosis.
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Glaciers
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In this online activity, learners adjust mountain snowfall and temperature to see how glaciers grow and shrink. They will use scientific tools to measure thickness, velocity and glacial budget.
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The Rumblin' Road: Determining distance to a Thunderstorm
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In this activity, learners discover how to determine the distance to a lightning strike or nearby thunderstorm.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-829.png?itok=pvVmazG_)
Hold a Hill
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In this outdoor activity, learners investigate the relationship between the slope of a trail and soil erosion.
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Bean Bugs
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In this outdoor biology and math activity, learners estimate the size of a population of organisms too numerous to count.
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Water Clean-up
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This is an activity (located on page 3 of the PDF under Water Clean-up Activity) about the use of reduction agents to decontaminate ground water.
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Flocking for Food
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In this outdoor beach activity, learners use a variety of "beaks" (such as trowels, spoons or sticks) to hunt for organisms that shore birds might eat.
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I Like to Move-It
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This is an activity which will allow learners to gain an understanding of lemur behavior through observation and role play.
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Underwater ROV
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In this online Flash game, learners will explore a coral reef using an underwater remotely operated vehicle (ROV).
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Invent an Animal
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In this outdoor activity and game, learners explore how animals adapt for survival through coloration, markings and camouflage.
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The Carbon Cycle and its Role in Climate Change: Activity 3
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In this activity, learners explore the human influences on the carbon cycle and examine how fossil fuels release carbon.
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Amazon Water Cycle Roleplay
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In this creative roleplay activity, learners will explore the various processes of the water cycle using movement, sound, and props to aid in comprehension.
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Animal Anti-Freeze
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In this outdoor winter activity, learners search for and create hibernation sites that will protect gelatin "animals" from freezing.
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Shake it up with Seismographs!
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In this activity, learners explore the engineering behind seismographs and how technology has improved accurate recording of earthquakes.
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Desert Water Keepers
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In this outdoor, sunny day activity, learners experiment with paper leaf models to discover how some desert plants conserve water.
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Flower Powder
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In this outdoor activity, learners use artificial bees and paper models of flowers to find out how bees transfer pollen from one flower to another.
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Variation Game
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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.