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| Developmental Psychology | 1 |
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| Berk, Laura E. | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewedBerk, Laura E. – Developmental Psychology, 1986
Observes 75 first- and third-grade children in their classroom mathematics seatwork to test assumptions drawn from Vygotsky's theory about the development of private speech and its relationship to task performance, attention, and motor behaviors accompanying task orientation. (HOD)
Descriptors: Attention Control, Children, Cognitive Development, Developmental Stages
