When children in the United States lose a tooth, they put it under their pillows. When they are asleep, a tooth fairy comes and takes their tooth and puts money in its place. Some children get quarters. Other get dollar bills. The tooth fairy is not real. The real tooth fairy is the mother or father. They sneak in their child’s room at night and put the money under the pillow. When the children wake up and find the money, they think that a real tooth fairy visited them. The story about the tooth fairy is folklore. It has been passed down for many generations. Tooth fairies are not real.