How does development happen? Differentiation cell division & behavior Growth bigger brain, bigger body more connections
How does development happen? Orderly and Sequentially… Motor Development (sit up, crawl, walk, etc.) LanguageDevelopment (coo, babble, one-word,etc.)
How does development happen? In stages? According to Piaget: sensory-motor stage (0-2) preoperational stage (2-7) concrete operations (7-11) formal operations (11-on)
Sensory-Motor Stage (0-2) Child is dealing with: “object permanence” (peek-a-boo) “A not B” problem (objects--actions) “lay physics” (magic & Baillargeon) beginning of representational thought (words & gestures)
Preoperational Stage (2-7) Child is dealing with: conservation (liquid, mass, number) egocentrism (not in an obnoxious way) “theory of mind” (false-belief, a/r) What do these have in common?
Formal & Concrete Operations Child (adolescent) is working on: mentally relating representations (4+1= odd & 6+1= odd) then abstract and hypothetical thoughts (any even number + 1= odd) plus, puberty…
NURTURE? EARLY EMBRYONIC DEVELOPMENT How does each cell with same genes develop into different parts? Physical environment! (salamander) How does each baby with same structures develop into different people?
NURTURE? AFTER BIRTH Social environment (family, peers) Economic environment Cultural environment Etc…