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In this activity, learners see how many coins they can add to a full glass of water before the water overflows.

In this optics activity, learners explore how light bends and affects what we see.

Make a quick and easy filter from household materials. A filter will catch any solids suspended in a liquid and filter them out. By using a filter, learners can discover amazing things.

In this optics activity, learners make a lens and explore how the eye manipulates the light that enters it.

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.