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This is written as a display, but can easily be adapted to a hands-on activity. Learners observe and shake containers of shiny liquids.

In this STEAM activity, learners create a "pixel tube" to explore reflections of light and color mixing.

Learners experiment with a commercially available liquid-crystal coaster. They warm the material with their hands for varying lengths of time and observe the changing colors that result.

Why should we wear masks? Do masks work? Do some masks work better than others? Learners find out in this activity.

Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.