A person develops life skill and learns to take the initiative in childhood.
There are various of periods in a child's development, since each period
has differences regarding start and ending.
Some age-related development periods and examples of defined intervals are:
Newborn (ages 0–4 weeks)
Infant (ages 4 weeks – 1 year)
Toddler (ages 1–3 years)
Preschooler (ages 4–6 years)
School-aged child (ages 6–13 years)
Adolescent (ages 13–19)
In all these stages a person develop life skills nd learn to take inititive
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