| Ewa Puchalska - Vol. 7 Num. 3 (1987) | ||
| Children's reactions to verbal arithmetical problems with missing, surplus or contradictory data | 9-16 | |
for the learning of mathematics
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Search Table of Contents
| Ewa Puchalska - Vol. 7 Num. 3 (1987) | ||
| Children's reactions to verbal arithmetical problems with missing, surplus or contradictory data | 9-16 | |