Your Amazing Eyes! - National Geographic Kids

Front

What do your eyes do?

Back

Your eyes work like cameras, allowing you to see in bright sunshine or at night. They can focus on tiny ants or distant stars and adjust focus quickly.

Front

What is the cornea?

Back

The cornea is a clear covering over your eye that light passes through before reaching the pupil and lens.

Front

What does the retina do?

Back

The retina is a thin lining at the back of the eye that captures images like camera film and sends them to the brain.

Front

How many times do you blink a day?

Back

You blink more than 10,000 times a day to keep your eyes moist and clean.

Front

What protects your eyes?

Back

Eyebrows, eyelashes, and eyelids protect your eyes from sweat, dust, and bacteria.

Front

How do your eyes adjust to head movement?

Back

Your eyes adjust quickly to head movements, keeping things in focus even when you move.

Front

How do your eyes see images?

Back

Your eyes see images upside down and backward, but your brain flips them right side up.

Front

What is a blind spot?

Back

A blind spot is a small area on the retina that can't see, but the brain fills in the gaps.

Front

What happens to your pupils in different light?

Back

Pupils change size to let the right amount of light in, growing in the dark and shrinking in bright light.