| PIAGET'S THEORY OF COGNITIVE DEVELOPMENT |
| The Evolution of Piaget's Thinking |
| The Child as an Active Seeker of Knowledge |
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| PIAGET'S STAGES OF COGNITIVE DEVELOPMENT |
| The Sensorimotor Period (0 to 2 Years) |
| The Preoperational Period (2 to 7 Years) |
| The Period of Concrete Operations |
| The Period of Formal Operations |
| Self and Other: Piagetian Concepts and the Beginning of Social Cognition |
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| EVALUATION OF PIAGET'S THEORY |
| Strengths of the Theory |
| Did Piaget Judge the Child's Abilities Accurately? |
| Does Cognitive Development Proceed in Stages? |
| Overall Assessment |
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| VYGOTSKY'S SOCIOCULTURAL THEORY |
| Elementary and Higher Mental Functions |
| The Zone of Proximal Development |
| The Role of Culture |
| Mathematics and Culture |
| The Role of Language |
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| EVALUATION OF VYGOTSKY'S THEORY |
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| SUMMARY |
