This is due to the presence of milk tooth that isn't allowing the permanent tooth to grow in its place. If the milk tooth are mobile then let your child have fruits like guava apple from the front teeth then the milk teeth will exfoliate. What is your child's age? If the milk tooth have no movement
Next Steps
Go to a dentist and get the milk teeth out
Health Tips
If the milk teeth are moving then let your child eat guava and apples. If the milk teeth show no movement please consult a dentist