We often describe people by their age and gender. We use words like: infant, baby, toddler, child, boy, girl, teenager, man, woman, and senior citizen. (3-page lesson)
Infant
An infant is a new baby.
Infants cannot sit, walk, or talk.
This infant is two weeks old.
Toddler
Toddlers are between one and a half years old and three years old.
A child that is learning to walk is a toddler.
This toddler is taking a bath.