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In this activity, learners investigate and compare the rate of drying in different conditions.

This activity (located on page 3 of the PDF under GPS: Glaciers Activity) is a full inquiry investigation into the forces of gravity and air pressure.

This activity (on page 2 of the PDF under SciGirls Activity: Water Slides) is a full inquiry investigation into speed and motion and takes place at a water park.

In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.

How do scientists measure how clear or murky water in a lake is? How does water clarity (clearness) affect what lives in the lake?