PD

Physical development

The growth of the body and brain, motor and sensory skills, and physical health.

Cognitive development

The development of knowledge, skills, problem-solving, and understanding of the world.

Psychosocial development

Includes social interactions, emotions, attitudes, self-identity, personality, beliefs, and values.

Jean Piaget's theory of cognitive development

Children move through four stages of learning - sensorimotor, preoperational, concrete operational, and formal operational.

Erik Erikson's psychosocial theory

Eight stages of psychosocial development, including trust vs. mistrust, autonomy vs. shame and doubt, initiative vs. guilt, industry vs. inferiority, identity vs. confusion, intimacy vs. isolation, generativity vs. stagnation, and integrity vs. despair.

Personal declarations

Statements that define who you are, representing hopes, goals, dreams, and core identity.

Gross-motor skills

Large muscle movements, such as reaching, rolling, crawling, walking, and climbing.

Fine-motor skills

Smaller, precise movements, such as grasping, pointing, and clapping.

Developmental stages

Prenatal, infancy, early childhood, late childhood, adolescence, early adulthood, middle age, and old age.

Robert J

Development occurs in stages, and individuals move from one stage to the next by resolving problems or performing developmental tasks.