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This is a hands-on activity exploring how nanoscale particles are used in mineral sunblocks to increase their transparency.

In this activity, learners explore their eye pupils and how they change.

By making models of light waves with paper, learners can understand why different colors appear in bubbles.

This activity generates learner excitement about light through the creation of a room-sized rainbow.

This is a quick activity (on page 2 of the PDF under Stained Glass Activity) about the "Tyndall effect," the scattering of visible light when it hits very small dispersed particles.