Why do we use toothpaste?

Toothpaste has things in it that work with your toothbrush to clean teeth. You should use toothpaste with fluoride. Fluoride helps make your tooth enamel stronger. It helps prevent cavities.

Why does Dad say that junk food will give me cavities?
Why do I have to brush my teeth?
I want a SpongeBob SquarePants toothbrush, but my sister says Barbie toothbrushes are better. Do I have to listen to her?
Mom wants me to get a new toothbrush, but I LOVE my old Spider-Man toothbrush! How can I convince her that Spidey rules?
How often should I brush my teeth?
What is the best toothpaste?
What is fluoride?
Help! I'm supposed to floss, but I can't reach my back teeth! What do I do?