For new parents especially, it is good to have an answer to this question. Again, each family's tooth fairy narrative is different, but some already-invented stories from around the world might shed some light on this mystery. Some say, for instance, that the tooth fairy uses the teeth to build a castle for his or her queen. Others say that in the tooth fairy world, teeth are a form of currency. When you are introducing the tooth fairy to your child, this is a part you can have fun and get very creative with!
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