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In this four-part activity, learners explore light and sound through a variety of hands-on investigations.

Investigate the interaction of liquids of different densities and experiment with wave patterns with this hands-on activity.

In this optics activity, learners explore why the sky is blue and the sunset is red, using a simple setup comprising a transparent plastic box, water, and powdered milk.

In this oceanography and data collection activity, learners cast real time sea state conditions using buoys from NOAA's National Data Buoy Center.