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Project title How do moisture and earthworms affect the quality of soil?Featured science project
Difficulty Level Elementary school
Main link Click here to view all details of this science project (Cached)  (View 3rd party site)

Description
The purpose of this experiment was to determine the effect of soil moisture on the growth of beans. In addition, I determined the effect of earthworms in the soil on bean growth.  

Materials
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Brief Instructions
[Please see third-party website for instructions]
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