Related Experiment Videos
Infants' ability to draw inferences about nonobvious object properties: evidence from exploratory play
D A Baldwin1, E M Markman, R L Melartin
1University of British Columbia.
Child Development
|June 1, 1993
Summary
Infants as young as 9 months can make inductive inferences about object properties. Through exploratory play, they learn and generalize nonobvious properties from single examples.
Area of Science:
- Cognitive Development
- Developmental Psychology
- Infant Cognition
Background:
- Generalizing knowledge of object properties relies on inductive inference.
- Exploratory play is a key mechanism for developing early inductive capabilities in infants.
Purpose of the Study:
- To investigate the inductive capabilities of infants regarding nonobvious object properties.
- To determine the age at which infants can draw inferences about object properties after limited exposure.
Main Methods:
- Two studies were conducted with infants aged 9-16 months.
- A "violated expectation" condition presented infants with a toy exhibiting a property, followed by a similar toy that did not.
- An "interest control" condition served as a baseline for comparison.
Main Results:
- Infants in the "violated expectation" condition persistently attempted to reproduce the property.
- Results were confirmed in a second study, showing infants could discriminate properties based on appearance.
- Infants demonstrated the ability to infer nonobvious properties from a single exemplar.
Conclusions:
- Infants as young as 9 months possess the ability to make simple inferences about nonobvious object properties.
- Early inductive reasoning is supported by brief experiences with just one object exemplar.
- Infants show discrimination, expecting radically different objects to not share properties.