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How Your Eyes Work

From How the Body Works

How Your Eyes Work
5 min2nd3rd4th5th6thScienceHealth
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Summary

Chloe and Nurb explain how your eyes work like a living camera — letting in light, focusing it, and sending signals along to your brain, which turns them into the pictures you see all day long.

Viewer safety

All ages
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Teaching resources

Discussion questions

Discussion

Watch, then talk it over.

  1. What has to enter your eye before you can see anything?
  2. How is your eye a little like a camera?
  3. Which body part actually makes sense of what your eyes take in?
  4. What are some ways to keep your eyes safe and healthy?

Quick work-a-long

Words to know: eyes, light, pupil, lens, vision

Try it: Watch your partner's pupils in bright light, then in shade. Write down what the pupil did and why that helps you see.