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In this activity, learners make their own heat waves in an aquarium.

Learners demonstrate how water can distort, refract and magnify light.

The major goal of this math lesson is to have learners collect data from a variety of experiments, determine what models best fits their data, and explain why their models are best.

In this optics activity, learners examine how a transparent material such as glass or water can actually reflect light better than any mirror.

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

In this activity, learners investigate the different salinity levels of oceans, rivers and estuaries.