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Who Can Harvest a Walleye?
Source Institutions
This activity focuses on interactions within Earth systems and the effects of human activities. In this activity learners build a biomass pyramid.
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Hungry as a Caterpillar
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In this indoor and outdoor activity, learners discover that insects grow and develop as do all living things, going through a process known as complete metamorphosis.
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Regolith Formation
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In this three-part activity, learners use food to determine the effects of wind, sandblasting and water on regolith (dust) formation and deposition on Earth.
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Sink or Swim?
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In this activity, learners identify different plastics in a mystery bag. Learners discover that plastics are classified #1 through #7.
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Bird Watch
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In this group or individual activity, learners are encouraged to watch birds near home or school—possibly where birds are nesting in a tree, pecking in a park, feeding from a feeder, or flying through
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Shadow Play
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In this three part activity, learners explore and experiment with shadows to learn about the Sun's relative motion in the sky.
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Canned Heat
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In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.
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Jay Play
Source Institutions
In this outdoor activity, learners find out the color of food that jays prefer and then try to change the birds' preference by altering the taste of the food with salt.
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Mapping a Study Site
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In this outdoor activity, learners use a mapping technique to become oriented to the major features of an outdoor site.
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Make Your Own Deep-Sea Vent
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In this activity, learners make a model of the hot water of a deep sea vent in the cold water of the ocean to learn about one of the ocean's most amazing and bizarre underwater habitats.
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Super Shrinkers
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In this activity on page 14 of the PDF (Rethinking the 3 R’s: It’s Easy to be Green), learners turn plain pieces of recycled plastic into shrunken works of art.
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Nature Journals
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In this activity, learners construct a home-made journal with simple, everyday materials.
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Can Nutrients in Water Cause Harm?
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In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.
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Bird Feeders
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In this activity, learners build a bird feeder or feeders to attract birds for observation.
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The Self-Watering Terrarium
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In this biology/ecology activity, learners construct a terrarium out of a tennis ball container. This terrarium is unique because it never has to be watered.
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Home Water Audit
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This activity offers learners and their families several ways to raise their awareness together about home water.
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BioBlitz
Source Institutions
In this activity (on page 2 of the PDF under GPS: Biodiversity Activity), learners will pair up and take a notebook outdoors to a selected location to observe and record a list of living things that t
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Measure the Pressure II: The "Dry" Barometer
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In this activity, learners use simple items to construct a device for indicating air pressure changes.
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Color-Changing Carnations
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Learners place cut flowers in colored water and observe how the flowers change. The flowers absorb the water through the stem and leaves.
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Cave in a Cup
Source Institutions
In this activity (page 2 of PDF under GPS: Cave Swallows Activity), learners will model how caves are formed by placing one piece of chalk in a cup of vinegar and another piece in a cup of water, then