<span> C three to ten years of age (typically this stage is reported as being 5-10 years of age).
This development is part of the moral development of children. Children will follow rules during this period because they associate breaking a rule with consequences. In particular, rules are following to avoid punishment. </span>
The theory of cognitive development is associated with psychologist Jean Piaget. This theory is a broad theory about the nature and evolution of human knowledge. His theory is primarily perceived as a theory on the developmental stage. According to him, children in the age between three to ten years develop heteronomous righteousness, which includes stringent adherence to precepts laid down by authority forms.
He illustrated what he saw under the microscope. He saw that the cork was made of many different smaller units. He noticed this and Dubbed the units'Cork Cells'
