The mental action or process of gaining knowledge, and understanding is known as:

Psychologist Jean Piaget created the theory of

Psychologist Albert Bandura created the theory of

Theory of cognitive development has

In this stage of the theory f cognitive development, children begin to understand different objects, their names and uses

In this stage of the theory f cognitive development, children learn logical concrete (physical) rules about objects, such as height, weight, and volume.

In this stage of the theory f cognitive development, children and young adults can critically analyse situations, use reasoning and understand abstract ideas.

In this stage of the theory f cognitive development, children develop language skills and begin to use pretend play, draw pictures, and talk about things that happened in the past.

In this stage of the theory f cognitive development, Infants start to build an understanding of the world through their senses by touching, grasping, watching and listening.

This stage of cognitive development theory lasts throughout adulthood.