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Making Waves
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Investigate the interaction of liquids of different densities and experiment with wave patterns with this hands-on activity.
Why is the Sky Blue?
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In this activity, learners create a "mini sky" in a glass of water in a dark room.

Why is the Sky Blue?
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In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.

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.

The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.

Reflective Solar Cooker
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In this activity, learners use the Sun's energy to cook marshmallows. Learners construct the solar oven out of simple everyday materials.

Super Gelatin
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Can gelatin (like Jell-O ®) change the speed of light?

Build Your Own Solar Oven
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Learners follow directions to construct a solar oven that really cooks! The solar oven uses aluminum foil to reflect sunlight into a cooking chamber, which is painted black.

Wintergreen
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In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.