Cognitive Development Piaget Cognitive Development

Sensorimotor Stage Around 1 month – all reflexes (grabbing, sucking, rooting, etc) “Knows” through active interaction with environment 1-4 months – objects may not be interesting but action itself is interesting

Sensorimotor Stage Becomes aware of cause-effect relationships 4-8 months – hit something and everything moves. Does it again and again…. Learns objects exist even when not in view 8-9 months – object permanence

Sensorimotor Stage 12-18 months – beginning to explore the world. “What happens when I roll this ball?” Imitates crudely the actions of others 18 months – 2 years – talking, walking, beginning to actually do things

Preoperational Stage Ages 2-6 years Very egocentric Kids believe others see what they see i.e. mountain problem Language and mental representations develop

Preoperational Stage Beginning to understand basic feelings “Why?” Learning basic conversation skills Talk in turns but not really responding to each other Objects are classified on just one characteristic at a time

Concrete Operational Stage Ages 7-12 years Develop conservation of volume, length, mass, etc Learn that things can look the same but still be different (later in stage) Organizes objects into ordered categories

Formal Operational Stage Ages 12+ years Thinking becomes abstract and symbolic Reasoning skills develop A sense of hypothetical concepts develop