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Amazing Marshmallows
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In this demonstration, learners observe the effects of air pressure. They will watch as marshmallows inside a bottle expand as a vacuum pump removes air from the bottle.

Small Habitats
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In this activity, learners build a model of a self-sustaining habitat (growing grass and beans from seeds).

Nuclear Fusion
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This simple and engaging astronomy activity explains nuclear fusion and how radiation is generated by stars, using marshmallows as a model.

Solar Convection
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In this activity, learners add food coloring to hot and cold water in order to see how fluids at different temperatures move around in convection currents.

Caution! Wildlife Crossing
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In this design challenge, learners use their creativity and imagination to design and test a wildlife crossing for their favorite animal.

Beach Buckets
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In this activity, learners explore a bucket of sand and beach objects.