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Soil Density
Source Institutions
In this activity, learners will test soil content using their sample, some water and a container that seals.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-197.jpg?itok=1szoHRfD)
Flower Power
Source Institutions
In this activity, learners will experiment with changing flower colors. Learners will investigate the effects of acids and bases on flower colors.
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Squishy Soil
Source Institutions
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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Root Observations
Source Institutions
In this activity, learners will investigate and compare the root systems of plants. Explore how weed and edible plant roots differ, and take a closer look inside with the careful use of a knife!