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In this activity, learners explore how the power of the sun can be harnessed to heat and cool a building.

Learners observe working lava lamps to understand how they work (included in PDF link).

This activity (on page 2 of the PDF under SciGirls Activity: Doghouse Design) is a full inquiry investigation into absorption and reflection of radiant energy.

This activity (on page 3 of the PDF under GPS: Cactus Activity) is a full inquiry investigation into how some desert birds keep their cool.

In this activity, learners explore how engineers have met the challenge of keeping foods, liquids, and other items cool.