Baby Tooth Eruption and Exfoliation Timeline

Primary tooth exfoliation sequence (approximate ages):

ToothExfoliation Age
Central incisors (lower/upper)6–7 years
Lateral incisors7–8 years
First molars9–11 years
Canines9–12 years
Second molars10–12 years

By ~13 years, most children have a full permanent dentition (28 teeth, excluding third molars). Variation of ±1–2 years is normal.

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