• There are 20 primary teeth.
  • Primary teeth are important for eating, appearance and speech as well as for guiding permanent teeth, which develop underneath them, into their correct positions.
  • Lower incisors are usually the first teeth to erupt at about 6 months. All 20 primary teeth are usually in the mouth between 2 and 2.5 years of age.
  • All 20 primary teeth fall out.
  • The primary molars, usually the last primary teeth to fall our, normally remain in the mouth up to about age 12 years.
  • There are 32 permanent teeth including 4 wisdom teeth
  • The first permanent teeth to erupt (from as early as age 5 years) are the 4 first permanent molars behind the last primary teeth. Parets should be particularly vigilant and look out for the arrival of these tooth to ensure that they are brushed.
  • Permanent incisors erupt between ages 6 and 9 years.