Losing a baby tooth is a big moment in a child’s life. For some kids, it is exciting. For others, it can feel a little strange. One day a tooth is wiggly, and the next day there is a brand-new gap in their smile.
That is where traditions like the Tooth Fairy come in.
National Tooth Fairy Day is celebrated on August 22, and it is a fun reminder that losing baby teeth is more than just a dental milestone. Around the world, families have created special traditions to make this moment feel meaningful, memorable, and even a little magical.
The Tooth Fairy Tradition
In the United States, many children place a lost baby tooth under their pillow before bed. While they sleep, the Tooth Fairy visits, takes the tooth, and leaves behind a small surprise.
For parents, the Tooth Fairy can be more than a fun tradition. It can also be a great way to talk about brushing, flossing, healthy snacks, and regular dental visits. A lost tooth gives families a natural opportunity to celebrate growing up while reminding children that caring for their teeth matters.
After all, baby teeth may be temporary, but they have important jobs. They help children chew, speak clearly, smile confidently, and hold space for adult teeth.
Spain: Meet Ratón Pérez
In Spain, children may not wait for a fairy at all. Instead, many families celebrate a little mouse named Ratón Pérez.
According to Madrid Tourism, Ratón Pérez is a beloved character who visits children after they lose a tooth and leaves a small gift. There is even a Ratón Pérez House Museum in Madrid, located in the area where the famous little mouse was said to have lived with his family.
It is a charming reminder that tooth traditions can look very different depending on where you are in the world. In some homes, the visitor has wings. In others, he has whiskers.
Korea: A Tooth for the Magpie
In some Korean traditions, children would toss a lost baby tooth onto the roof. The idea was that a magpie could take the baby tooth and help bring back a strong new adult tooth.
This tradition may sound surprising to children who are used to placing teeth under a pillow, but it shares the same basic hope: that the next tooth will grow in healthy and strong.
Different Traditions, Same Milestone
The Smithsonian has noted that many cultures have traditions surrounding children’s lost baby teeth. Some involve fairies, mice, birds, rooftops, coins, gifts, or special sayings. While the details may differ, the meaning is often similar.
A lost tooth marks growth. It shows that a child is moving from one stage to the next. Baby teeth make room for adult teeth, and that change can feel exciting, emotional, and a little bit mysterious.
That is why these traditions have lasted. They help turn a normal part of growing up into something children can look forward to.
A Magical Moment with a Healthy Reminder
Tooth Fairy Day is also a great time to remind children that every tooth matters. When a baby tooth falls out naturally, it usually means the adult tooth is getting ready to come in. But baby teeth still need care while they are in the mouth.
Families can support healthy smiles by encouraging children to:
If your child loses a tooth, it is okay to celebrate. Take a photo, write a Tooth Fairy note, or start your own family tradition. These little moments can help children feel proud of their growing smiles.
The Bottom Line
Whether your family celebrates the Tooth Fairy, Ratón Pérez, another tradition, or something completely your own, losing a baby tooth is a special milestone.
It is a sign that your child is growing, changing, and making room for their adult smile. At UPD Dental Associates, we love helping families celebrate these moments while also building healthy habits that last long after the Tooth Fairy’s visit.
Happy Tooth Fairy Day from all of us at UPD Dental Associates!
Works Cited
American Dental Association. “Baby Teeth.” MouthHealthy, American Dental Association.
Delta Dental Plans Association. “Delta Dental Poll Finds the Tooth Fairy Brings Joy and Encourages Positive Oral Health Habits in Children.” Delta Dental, 20 Aug. 2024.
Madrid Destino Cultura Turismo y Negocio. “Ratón Pérez House Museum.” Official Tourism Website of Madrid, 2026.
Smithsonian Magazine. “The Tooth Fairy Is a Very Recent, Very American Creation.” Smithsonian Magazine, Smithsonian Institution, 13 Feb. 2014.