A developmental study of the problem-size and the effects in single-digit addition
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| Title: | A developmental study of the problem-size and the effects in single-digit addition |
|---|---|
| Authors: | Simms, V. R. |
| URL: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.517045 |
| Database: | OpenDissertations |
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