Benzene is a colorless liquid with a sweet odor. It evaporates into the air very quickly and dissolves slightly in water.
In psychology the term, early childhood is usually defined as the time period from the age of two until the age of six or seven years. There are three simultaneous development stages:
By Beth Lewis. Definition: Early Childhood Education is a term that refers to educational programs and strategies geared toward children from birth to the age of eight. This time period is widely considered the most vulnerable and crucial stage of a person's life. Early childhood education often focuses on guiding children to learn through play. The term often refers to preschool or infant/child care programs.