and Answers | 2026 Simplified Cheat
Sheet | A+ Verified
• Assimilation -✓✓ability to incorporate new ideas, objects, and experiences into
the framework of one's thought
• Accommodation -✓✓The ability to change a schema to introduce new ideas,
objects, or experiences
• Schema -✓✓Refers to an individuals cognitive structure or framework
• Piaget -✓✓stages of cognitive development
• Sensorimotor stage (Piaget) -✓✓in Piaget's theory, the stage (from birth to about
2 years of age) during which infants know the world mostly in terms of their
sensory impressions and motor activities
• Preoperational stage (Piaget) -✓✓in Piaget's theory, the stage (from about 2 to 6
or 7 years of age) during which a child learns to use language but does not yet
comprehend the mental operations of concrete logic
• Concrete stage (Piaget) -✓✓in Piaget's theory, the stage of cognitive
development (from about 6 or 7 to 11 years of age) during which children gain the
mental operations that enable them to think logically about concrete events
, • Formal Operational stage (Piaget) -✓✓in Piaget's theory, the stage of cognitive
development (normally beginning about age 12) during which people begin to
think logically about abstract concepts
• Erikson -✓✓psychosocial development
• Trust vs. Mistrust (Erikson) -✓✓Birth to 18 months ; Attachment to caregiver;
trust in persons; faith and hope about the environment
• Autonomy vs. Shame and Doubt (Erikson) -✓✓18 months to 3 years old; gaining
basic control over self and environment; sense of self control; willpower;
adequancy
• Initiative vs. Guilt (Erikson) -✓✓3 to 6 years old; becoming purposeful and
directive; ability to initiate ones own activities; sense of purpose
• Industry vs. Inferiority (Erikson) -✓✓6 to 12 years old; developing social;
physical, and learning skills; competence; ability to learn and work
• Identity vs. Role Confusion (Erikson) -✓✓12 to 20 years old; developing sense
of identity
• Intimacy vs. Isolation (Erikson) -✓✓20 to 35 years old; establishing intimate
bonds of love and friendship; ability to love deeply and commit oneself
• Generativity vs. Stagnation (Erikson) -✓✓35 to 65 years old; fulfilling life goals
that involve family, career, and society; ability to give and care for others.