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

In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection.

In this activity, learners test the Law of Reflection based on experimental evidence. Learners produce raw data and explanations based on their data: pencil tracings of incident and reflection rays.

In this optics activity, learners use paint thinner to make a small jar seem to disappear inside a larger jar.