HDFS 229--IMPORTANT CONCEPTS FOR EXAM #2--CHAPTERS 6, 9-12 FOR SANTROCK (1996) CHAPTER 6 physical changes brain changes motor skills children's health obesity/exercise puberty timing hormones sexual behavior STDs pregnancy drugs suicide eating disorders stereotypes/research CHAPTER 9 psychometric approach reliability validity standardization theories of intelligence infant intelligence tests nature-nurture controversy views research exceptionality creativity CHAPTER 10 language rule systems language acquisitions three views evidence language development reading training information-processing approach bilingualism CHAPTER 11 attachment theories patterns Strange Situation criticisms of attachment theories and day care temperament types emotions types explanations depression stress CHAPTER 12 self-understanding changes with development perspective-taking self-esteem Erikson psychosocial conflict identity development identity statuses and family and culture, ethnicity, gender and education and work