Descriptor
| Infant Behavior | 1 |
| Infants | 1 |
| Influences | 1 |
| Mothers | 1 |
| Object Manipulation | 1 |
| Physical Activity Level | 1 |
| Physical Mobility | 1 |
| Siblings | 1 |
Source
| Child Development | 1 |
Author
| Samuels, Helen R. | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewedSamuels, Helen R. – Child Development, 1980
When older siblings were present with infants and their mothers in the backyard of a private home, the infants went further from their mothers, traversed a larger area of the yard, left their mothers more quickly, and stayed away longer. (RH)
Descriptors: Infant Behavior, Infants, Influences, Mothers
