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Composting
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In this environmental science activity, learners research what is essential for plant life and the necessary components of soil to support plants.
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TerrAqua Investigation Column: What is the Land-Water Connection?
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In this investigation, learners plant seeds in a 2-liter bottle filled with soil that is connected to a water source below. Over the next few weeks, learners observe how the plants grow.
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Squishy Soil
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In this activity, learners will investigate the part of soil. Explore how clay, silt, and sand make up the dirt in your background. Activity includes step-by-step instructions and extension ideas.
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Super Soil
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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.
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From the Ground Up
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In this plant science activity, learners conduct four experiments to observe how plants respond to sunlight and gravity.
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Super Soaker
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In this activity (page 1 of the PDF under SciGirls Activity: Bogs), learners will test cups full of potting soil, sand, and sphagnum moss to see which earth material is able to soak up the most water.