Summary
A science segment exploring light — how we can only see objects when light shines on them, and what happens when light hits different materials. Children investigate shadows and brightness.
Viewer safety
All ages
Our rating is a quick teacher-to-teacher guide — preview before showing.
Teaching resources
Discussion questions
After watching “A Ray of Light” together:
- Can you see an object in a completely dark room? Why or why not?
- What happens when you shine a light on something?
- How do shadows get made?
Quick work-a-long
Words to know: light, dark, shadow, see, shine
Find a light and an object. Make a shadow, then move the object closer to the light. Tell what changed.

