Twelfth graders investigate the refractive index of water. In this physics instructional activity, 12th graders explain the operation of laser. They write a lab report about the activity.

Students study the movement of light. In this light lesson, students work in groups to participate in a light and shadow walk around their neighborhood. Students brainstorm rules for light movement and watch videos about light travel,...

Students explore diffusion or scattering of light. In this physics lesson plan, students explain why the sky is blue and sunsets/sunrises are red.