Practice using there, their, and they’re while you learn about eyes.
Directions: Choose the correct choice of there, their, or they’re in the sentences below. We’ve underlined the first one for you.
1. Your eyes are at work from the moment you open them in the morning to the second you shut them at night. There/Their/They’re made up of more than 2 million moving parts.
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2. Our eyes are like amazing cameras. There/Their/They’re constantly taking pictures of the world around us and sending these pictures to the brain. The images are processed there/their/they’re, so we can understand what we are seeing.
3. The first human with blue eyes was born about 7,000 years ago. Before then, there/their/they’re were only brown-eyed people on Earth.
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4. Giant squids have the largest eyes of any animal on the planet. There/Their/They’re eyes are as big as your entire head!
5. There/Their/They’re are super-tiny creatures called mites living in our eyelashes, munching on dead skin (ew). But don’t worry: There/Their/They’re totally harmless!
6. The size of our pupils (the black dots in our eyes) can show how someone is feeling. For example, when people look at someone they love, there/their/they’re pupils grow bigger.
Can't Miss Teaching Extras
For a more in-depth look into how human eyes work, show your students this 5-minute video from Kids Health.
Your students will be fascinated by this National Geographic Kids article about eight animals with amazing eyes.
Still thinking about how humans used to only have brown eyes? Us too! For more on the genetics behind eye color, show your students this 3-minute video that explains why people’s eyes come in different colors!
