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Wolf Survival is Just a Roll Away
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In this simulation activity, learners will raise a pack of wolves under ten different conditions: without human interference and with human interference.
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The Awesome Game Race
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In this engineering activity, learners design their own board games.
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Base Station Walk-Back
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In this activity, learners will train to improve lung, heart, and other muscle endurance as they walk a progressive, measured distance.
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Test Density with a Supersaturated Solution
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Learners create three solutions with different levels of salinity. They compare the density of these solutions by coloring them and layering them in a clear plastic cup and in a soda bottle.
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Don't Stop for Hitchhikers
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In this activity, learners role-play the part of lake inhabitants and the aquatic exotics who displace the native species.
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Mass, Area, Volume
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In this activity (page 18 of PDF), learners will measure the volume of impact craters created by projectiles of different masses.
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The Great Balloon Race
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In this online Flash game, learners take to the skies in a hot air balloon and are challenged to beat other balloonists' times to the finish line without crashing.
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Treasure Hunt: Finite-State Automata
In this computer science activity about finite-state automaton (on page 45 of the PDF), learners use a map and choose various pathways to find Treasure Island.
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Super Sleuths
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In this physical sciences activity, learners use science to solve a "crime." Learners collect trace evidence (glitter) and explore its characteristics, such as color, size, shape, and light reflection
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The Carbon Cycle and its Role in Climate Change: Activity 1
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In this activity (on page 1), learners role play as atoms to explore how atoms can be rearranged to make different materials.
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Acorns
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In this outdoor game, learners play the roles of gray or red squirrels gathering and storing a supply of food in "fall" and recovering enough of them to survive the "winter." Learners carry bags repre
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Passion for Pixels
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In this technology activity, learners explore digital imaging and pixels. Learners "transmit" an image to a partner by creating an image on grid paper.
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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.
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Getting There!: Navigation and Trajectory
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In this two-part activity, learners map a navigation plan to get from Earth to Mars and back. In activity one, learners represent the orbital paths of Earth through dance and dramatic movement.
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Shake and Break
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In this activity, learners will model the mechanical weathering and erosion of rocks in a stream or river.
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Sky Diver
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Students design and build their own parachutes in this hands-on engineering project.
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Modeling the Night Sky
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In this two-part activity, learners explore the Earth and Sun's positions in relation to the constellations of the ecliptic with a small model.
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Wolf Limiting Factors
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In this activity, learners simulate a wolf and its habitat and observe what happens when the limiting factors change over time.
Pollution in Our Watershed
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By building a simple watershed with paper and markers and then using a spray bottle to simulate precipitation, learners will understand how pollution accumulates in our water sources, especially from
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The Carbon Cycle and its Role in Climate Change: Activity 2
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In this activity (on page 7), learners explore the meaning of a "carbon sink." Using simple props, learners and/or an educator demonstrate how plants act as carbon sinks and how greenhouse gases cause