What is the age range of children?

First, infancy is a period of time from birth to the end of 12 months, that is, when the baby is breastfeeding. The infancy begins on the day of birth and lasts until the full moon of the newborn, including the baby.

The second is early childhood, that is, the child ends from one year old to three weeks, which belongs to early childhood.

Third, preschool, children aged 3 to 6-7, belongs to preschool.

4. School-age children, aged from 6 to 7 to 15, belong to school-age children.

Fifth, adolescence, puberty is from 12 to 18 years old, which is also called adolescence. At this time, the child's secondary sexual characteristics begin to develop.