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Chapter 7 Physical and Cognitive Development in Early Childhood Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Development Through the Lifespan Sixth Edition ● Laura E. Berk Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Physical and Cognitive Development in Early Childhood (1) Physical Development I.Skeletal and brain development II.Influences on physical growth and health (hormones, nutrition, disease, injury) III.Motor Development A.Gross motor development B.Fine motor development
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Development Through the Lifespan Sixth Edition ● Laura E. Berk Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Physical and Cognitive Development in Early Childhood (2) Cognitive Development IV.Piaget: Preoperational Stage A.Mental representation B.Make-believe play C.Symbol/real-world relations D.Limitations of preoperational thought E.Evaluation of Piaget’s theory
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Development Through the Lifespan Sixth Edition ● Laura E. Berk Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Physical and Cognitive Development in Early Childhood (3) V.Vigotsky’s Sociocultural Theory A.Zone of proximal development B.Scaffolding VI.Information Processing A.Attention and inhibition B.Memory C.The young child’s theory of mind
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Development Through the Lifespan Sixth Edition ● Laura E. Berk Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Physical and Cognitive Development in Early Childhood (4) VI. Information Processing (continued) “Mind-Blindness and Autism D.Early childhood literacy E.Early childhood mathematical reasoning VII.Individual differences in mental development A.Kindergarten, preschool, and child care B.Educational media
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Development Through the Lifespan Sixth Edition ● Laura E. Berk Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Physical and Cognitive Development in Early Childhood (5) VIII. Language development A.Vocabulary B.Grammar C.Conversation
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Physical Development in Early Childhood Skeletal growth: new epiphyses emerge lose baby teeth Brain development: rapid growth of the prefrontal cortex hemispheres continue to lateralize Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Handedness Reflects dominant cerebral hemisphere: right-handed (90%)— left hemisphere left-handed (10%)— both hemispheres Jointly influenced by nature and nurture: position in uterus practice © Elena Stepanova/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Brain Development in Early Childhood Left hemisphere especially active: language skills handedness Links among parts of the brain increase: cerebellum reticular formation hippocampus corpus callosum Figure 7.2 Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Influences on Physical Growth and Health Heredity and hormones: growth hormone thyroid-stimulating hormone Nutrition Infectious disease: malnutrition immunization Childhood injuries © CandyBox Images/Fotolia Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Nutrition in Early Childhood Appetite declines Wariness of new foods is adaptive Needs a high-quality diet Imitates others’ food choices Poor-quality diet is associated with cognitive deficits and behavior problems Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Infectious Disease and Malnutrition Poor diet depresses immune system Illness reduces appetite Diarrhea a danger in developing countries; can be helped by oral rehydration therapy zinc supplements © Creativa/Fotolia Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Immunizations Many U.S. children lack immunizations Reasons include cost parents’ stressful daily lives misconceptions about vaccine safety © Jaimie Duplass/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Factors Related to Childhood Injuries Gender and temperament Poverty, single parenthood, low parental education Societal conditions: international differences teenage parents shortage of high-quality child care Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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International Death Rates Due to Injury Figure 7.3 (Adapted from World Health Organization, 2008.) Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Motor Development in Early Childhood Gross-motor skills: balance improves gait smooth and rhythmic by age 2 upper- and lower-body skills combine into more refined actions by age 5 greater speed and endurance Fine-motor skills: self-help: dressing, eating drawing and printing Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Progression of Drawing Skills Scribbles First representational forms: draws first recognizable pictures: 3 years draws boundaries and tadpole people: 3–4 years More complex drawings: 5–6 years Early printing: 4–6 years Figure 7.4 (Left: Reprinted by permission from Artful Scribbles by Howard Gardner. Available from Basic Books, an imprint of The Perseus Books Group. Copyright © 1982. Right: From E. Winner, “Where Pelicans Kiss Seals,” Psychology Today, 20[8], August 1986, p. 35. Reprinted by permission from the collection of Ellen Winner.) Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Individual Differences in Motor Skills Gender Boys excel in skills using force and power Girls excel in skills using balance and agility Practice Adult encouragement © locrifa/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Piaget’s Preoperational Stage Ages 2 to 7 Gains in mental representation: make-believe play symbol–real-world relations Limitations in thinking: egocentrism lack of conservation lack of hierarchical classification Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Early Childhood Development of Make-Believe With age, make-believe gradually detaches from real-life conditions becomes less self-centered becomes more complex Sociodramatic play develops © Lisa Eastman/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Benefits of Make-Believe Play Contributes to cognitive and social skills Strengthens mental abilities: sustained attention memory language and literacy creativity regulation of emotion perspective taking © Mat Hayward/Fotolia Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Dual Representation Viewing a symbolic object as both an object and a symbol Strengthens around age 3 Adult teaching can help: experiences with maps, photos, drawings, and make-believe play pointing out similarities of symbols to real world Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Egocentrism Failure to distinguish others’ viewpoints from one’s own Figure 7.5 Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Animistic Thinking Belief that inanimate objects have lifelike qualities © Rob Marmion/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Conservation Understanding that physical characteristics remain the same when appearance changes: Centration: focus on one aspect to neglect of others Irreversibility: inability to mentally reverse a series of steps Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Piagetian Conservation Tasks Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Figure 7.6 Exploring Lifespan Development Third Edition Laura E. Berk
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Piaget’s Class Inclusion Problem Figure 7.7 Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Follow-Up Research on Preoperational Thought Egocentrism Able to take others’ perspectives Animistic thinking results from incomplete knowledge of objects Logical thought Conservation evident on simplified tasks Reasons by analogy about physical changes Categorization Hierarchical classification evident in everyday knowledge Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Evaluation of Piaget Development of logical operations is gradual Disagreement over whether a preoperational stage really exists some experts deny the stage approach others support a flexible stage notion—a related set of competencies develops over an extended period Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Vygotsky’s Sociocultural Theory Private speech Zone of proximal development Scaffolding: support of an “expert” © Blend Images/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Children’s Private Speech For Piaget, “egocentric speech” For Vygotsky, the foundation for all higher cognitive processes Serves a self-guiding function; increases during challenging tasks Gradually internalized as silent, inner speech Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Zone of Proximal Development Scaffolding: Adults aid learning by adjusting support to child’s level of performance Effectiveness varies culturally © Irina Schmidt/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Evaluation of Vygotsky’s Theory Helps us understand cultural variation in cognition Focuses on language, deemphasizes other routes to cognitive development Says little about how basic elementary capacities (motor, perceptual, attention, memory, and problem-solving skills) contribute to higher cognitive processes Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Gains in Information Processing Attention: inhibition, planning Memory: recognition, recall, episodic memory Theory of mind: false belief Emergent literacy Mathematical reasoning © David Huntley Creative/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Recognition and Recall Recognition Noticing that a stimulus is identical or similar to one previously experienced Recall Generating a mental representation of an absent stimulus More difficult than recognition Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Episodic Memory Scripts: memory for familiar everyday events Autobiographical memory: memory for one-time events © auremar/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Autobiographical Memory Improves with cognitive and conversational skills Influence of adult interaction: elaborative style: fosters organized and detailed personal stories repetitive style: weak at promoting autobiographical recall Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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The Young Child’s Theory of Mind Early awareness of mental life: infancy through age 3 Mastery of false belief tasks: around age 4 Factors contributing to mastery of false belief: language executive function social experiences Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Fostering Emergent Literacy Language skills: phonological awareness vocabulary and grammar Informal literacy experiences: games interactive reading writing Books for low-SES families © Ami Parikh/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Early Childhood Mathematical Reasoning Ordinality: order relationships between quantities 14–16 months Cardinality: when counting, last number is the total 3½–4 years © Michael Jay Berlin/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Individual Differences in Early Childhood Mental Development Factors contributing to individual differences: home environment quality of child care, preschool, or kindergarten child-centered vs. academic early intervention programs educational media © auremar/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Features of a High-Quality Home Environment Stimulation: toys, games, reading language academic Physical organization Emotional support Modeling and encouragement Variety in stimulation No physical punishment © Monkey Business Images/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Types of Preschool Child-Centered Children select from wide variety of activities Learn through play Academic Teachers structure learning Formal lessons: letter, numbers, colors, shapes repetition and drill Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Signs of Developmentally Appropriate Practice Physical setting Group size Caregiver – child ratio Daily activities Adult – child interactions Teacher qualifications Relationships with parents Licensing and accreditation Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Educational Media Television is most common form Slow-paced, narrative programs are most effective: gains in early literacy, math skills more elaborate make-believe play higher academic achievement Excessive entertainment TV can be harmful Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Learning with Computers Can support writing skills Improves problem solving and metacognition Excessive use for entertainment can be harmful © InesBazdar/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Language Development in Early Childhood Vocabulary: fast-mapping Grammar: overregularization Conversation: pragmatics Supporting language development: recasts expansions Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Vocabulary Development Fast-mapping: object names verbs modifiers Coins new words Uses metaphors © Monkey Business Images/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Strategies for Word Learning Mutual exclusivity bias Shape bias Cues in sentence structure Rich social information © Levranii/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Grammatical Development Basic rules: subject–verb–object structure between ages 2 and 3 small additions to sentences to express meaning: “-s,” variations of “to be” Overregularization Complex structures: question-asking, passive voice, embedded sentences, indirect objects Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Pragmatics 2-year-olds can engage in effective conversation By age 4, adjusts speech to fit listener’s age, sex, social status Challenging situations, such as telephone conversations © Roger costa morera/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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Supporting Early Childhood Language Conversation with adults Recasts: restructuring inaccurate speech to correct form Expansions: elaborating on children’s speech © Jenkedco/Shutterstock Copyright © 2014, 2011, 2008 by Pearson Education, Inc. All Rights Reserved. Exploring Lifespan Development Third Edition Laura E. Berk
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