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In this activity, learners explore and compare the buoyant properties of materials found in nature and in human-made materials.

With little more than a flashlight, a straw, and a plastic lid, make an observatory so you can see the amazing colors in bubbles.

In this goopy activity (page 2 of PDF under GPS: Glaciers Activity), learners will model glacial movement with “gak,” a white glue and liquid starch mixture.

The "Rocket Reactions" activity is an exciting way to learn about how materials interact, behave, and change.