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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.

In this quick activity (located on page 2 of the PDF under GPS: Balloon Fiesta Activity), learners will see the effects of convection and understand what makes hot air balloons rise.

Learners investigate how drag affects the falling rate of objects.

In this activity, learners investigate convection by using food coloring and water of different temperatures.

In this activity, learners will explore how a hydrometer works by building a working model and conducting experiments.