Human Body⭐ Everyday Wonder
Today's Wonder
Why do we yawn?
Yawns arrive when we are tired, bored, waking up, and sometimes just watching someone else yawn.
Before you peek
What do you think?
Make a guess. This is curiosity, not a test.
Today's Wonder
Yawns arrive when we are tired, bored, waking up, and sometimes just watching someone else yawn.
Before you peek
Make a guess. This is curiosity, not a test.