10. Milky Permanent Characters Smaller, weaker & darker Larger, stronger & whiter Number 20 32 Start age 6m 6y Timing Every 2m Every 1y Sequence 6m Lower central incisors Mama 6y 1 st M olar 8m Upper central incisors Is 7y Central I ncisors 10m Lateral incisors In 8y Lateral I ncisors 12m 1 st molar Pain 9y 1 st P remolar 18m Canines Papa 10y 2 nd P remolar 24m 2 nd molar Can 11y C anines Make 12y 2 nd M olar Medicine 18-25y 3 rd M olar (wisdom)