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In this activity, learners explore phosphorescence and how certain materials can absorb and store energy from a light source.

In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

Working in groups, learners model the continuous destruction and creation of ozone (O3) molecules, which occur in the ozone layer.

In this activity, learners discover what happens when they crush wintergreen-flavored candies in a very dark room.

Learners observe different paper samples under ordinary room light and under a black light to learn some of the chemical differences between different types of paper.