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Grade Range:
1-6
Resource Type(s):
Interactives & Media, Lessons & Activities
Duration:
20 minutes
Date Posted:
9/4/2012
Believe it or not, some plants can grow without soil.  This type of gardening is called hydroponics. Here's how you can get started growing green. This activity from Spark!Lab includes step-by-step directions, discussion questions, and ideas for extending your learning. Spark!Lab activities
Grade Range:
8-12
Resource Type(s):
Reference Materials
Date Posted:
9/4/2020
“Soil is more than just dirt; it affects all of the foods we eat. But why is this really a conversation about history and why are we talking about this at the National Museum of American History this summer? The way Americans have treated dirt throughout American history has had wide-ranging resul
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