Examples of shield in a Sentence. 1  celebrities who are shielded by a cluster of bodyguards whenever they appear in public. 2  she shielded her eyes from the sun with her hand.
Cognitive development is a part of Psychology which deals with the processes involving a childâs thinking. It studies how children process and gain information at a particular age and how learning mechanisms change and evolve over time.
Stages of Cognitive Development. Piaget identified four stages in cognitive development: Sensorimotor stage (Infancy). In this period (which has 6 stages), intelligence is demonstrated through motor activity without the use of symbols. Knowledge of the world is limited (but developing) because its based on physical interactions / experiences.