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In this activity, learners make prisms from gelatin. Learners then shine light through the prisms and discover what happens. This activity introduces learners to the idea of refraction.

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.

In this activity, learners explore the principles of magnetism by observing how various materials interact with magnets and superconductors.

Many people get water from a source deep underground, called groundwater.