why questions · Ages 3-5

Why Do We Yawn When We Are Sleepy?

Yawning is a body action that often happens when we are tired, and it helps stretch the face and take a deep breath.

The whole story

1. At bedtime, Mira climbed beside her bed and rubbed one sleepy eye.

2. Then Mira opened her mouth wide, wider than a little bird's beak.

3. Mira touched her cheeks and wondered why her mouth stretched so far.

4. Mira took a deep breath, and her pajamas rose gently with her chest.

5. Mira's body was slowing down, as bedtime quiet settled around her.

6. A second yawn opened Mira's mouth and stretched the muscles in her face.

7. The big yawn also helped Mira take a slow, deep breath.

8. Yawning is a body action that often happens when we are tired, and it helps stretch the face and take a deep breath.

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