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Ice Tower Excavation
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In this activity, learners will pretend to be archaeologist using this chilling experience.
Sand Grain Observations
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In this activity (on page 1 of the PDF under SciGirls Activity: Earthquakes), learners will use a magnifier to carefully examine samples of sand from different locations.
Decomposition Column
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In this activity, learners turn empty 2-liter bottles into a see-through compost container.