Smile!

A smile is like a happy face drawing you make with your mouth! It happens when you pull the corners of your mouth up. Sometimes, your eyes get crinkly too, like when you're super happy. It's a special way to show you're feeling good, like when you get a surprise treat or play with your best friend. It’s different from a grumpy face or a worried face. It’s your face’s way of saying, 'Yay!'

Nobody knows exactly when the very first smile happened, but people have been smiling for a super, super long time. Long before there were schools or even houses, people used smiles to say hello or show they were happy. It's like a secret code that everyone understands, no matter where they live. Even babies, who can't talk yet, know how to smile to show they like something!

Smiling is like having a superpower that can make others feel good too! When you smile at someone, it can make them feel happier. It’s a way to share your good feelings. It’s also a way to make new friends. A smile can be understood by people all over the world, even if they speak a different language. It’s like a magic key that unlocks kindness and friendship.

Your smile is made by tiny muscles in your face. When you feel happy or amused, these muscles get a signal to move your mouth up. It's like a little team working together to show your feelings. Some smiles are just with your mouth, but the happiest smiles also make your eyes sparkle and crinkle up. It’s your body’s amazing way of showing the world how you feel inside.