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TerrAqua Investigation Column: What is the Land-Water Connection?

University of Wisconsin-Madison

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.

$1 - $5 per student Ages 4 - 14 1 to 4 weeks

Sugar/Salt Crystals

COSI

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In this chemistry activity (page 1 of the PDF), learners will observe a physical change.

$1 - $5 per student Ages 6 - 14 1 to 4 weeks