Descriptor
| Behavioral Science Research | 1 |
| Birth Order | 1 |
| Comparative Analysis | 1 |
| Games | 1 |
| Interaction Process Analysis | 1 |
| Measurement Techniques | 1 |
| Performance | 1 |
| Siblings | 1 |
| Social Reinforcement | 1 |
Source
| Child Development | 1 |
Author
| Unruh, Susan Gulick | 1 |
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Peer reviewedUnruh, Susan Gulick; And Others – Child Development, 1971
Descriptors: Behavioral Science Research, Birth Order, Comparative Analysis, Games
