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| Child Development | 1 |
| Children | 1 |
| Cognitive Development | 1 |
| Comparative Analysis | 1 |
| Mathematical Concepts | 1 |
| Mathematics Instruction | 1 |
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| Place Value | 1 |
| Semiotics | 1 |
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| Cognition and Instruction | 1 |
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| Becker, Joe | 1 |
| Varelas, Maria | 1 |
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| Journal Articles | 1 |
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Peer reviewedVarelas, Maria; Becker, Joe – Cognition and Instruction, 1997
Explored whether a system between written place-value system and base-10 manipulatives helped children understand place-value. Found evidence that the intermediate system helped children differentiate between face values and complete values of digits in multidigit place-value number representations, and to grasp that the sum of the digits'…
Descriptors: Child Development, Children, Cognitive Development, Comparative Analysis
