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In this activity, learners visualize the differences in water density and relate this to the potential consequences of increased glacial melting.

In this activity, learners practice the steps involved in a scientific investigation while learning why ice formations on land (not those on water) will cause a rise in sea level upon melting.

In this hands-on activity, learners will construct a scuba diver that can float in order to explore how sea creatures stay neutrally buoyant in the ocean and to see what kinds of forces might be influ

In this activity, learners investigate the food, water, and space needs of common livestock animals.