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Showing results 1 to 12 of 12
Dust Catchers
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In this activity related to indoor air pollution, learners build take-home dust catchers with wax paper and petroleum jelly.
Kelp Critters
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This marine biology activity (on pages 11-17) introduces learners to kelp (seaweed) forests that grow in the ocean and are home to many species of sea animals.
Fragile Waters
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In this activity (on pages 18-29) learners explore the impact of the March 24, 1989 oil spill in Alaska caused by the Exxon Valdez tanker.
Measuring and Protecting Skin
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In this activity, learners compare and contrast their own skin (including the area covered) with that of an orange.
Paper Chromatography with Leaves
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In this activity on page 5 of the PDF (Plants—The Green Machines), learners use chromatography to separate and identify pigments within various leaves.
Creating a Soil Map
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In this activity, learners investigate soil conditions by creating a soil map. Learners record soil characteristics and compare the conditions of soil in different grid sections.
House Warming
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In this physical sciences activity, learners explore how passive solar design increases energy efficiency.
Seedy Travelers
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In this activity (on pages 18-28), learners explore how the shape of seeds affects how they are dispersed by wind, birds, ocean currents and other means.
Cool Tool
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In this activity (on pages 10-17), learners discover how scientists study biodiversity and the health of the environment based on inspection of small areas—a process known as sampling.
Build a Tree
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This activity (on pages 13-18) has learners build a model tree and then figure out how to make their tree stand up by itself.
Otter Smorgasbord
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In this graphing activity (on pages 33-40), learners investigate how much and what kinds of food sea otter pups eat during their first year of life.
Rain Forest in Your Room
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This activity (on pages 19-24) introduces learners to the rain forest's layers—emergent, canopy, understory, and forest floor—and has learners make paper lianas (vines that live attached to trees) and