The stage from 18-24 months to 7 years Piaget called preoperational, where children can think about things in symbolic terms. They can pretend, verbalize, and understand past and future.

Image caption, According to Piaget, children enter the preoperational stage at around two years old Despite being over 70 years old, Piaget's theory is "still one of the prevailing theories in ...

In another experiment on formal operational thought, Piaget asked children to imagine where they would want to place a third eye if they had one. Younger children said that they would put the ...

According to the Consortium For Street Children (CSC), a street child is defined as "one for whom the street has become his/her abode and/or source of livelihood; and who is inadequately protected, ...