Descriptor
| Cognitive Development | 1 |
| Cognitive Processes | 1 |
| Error Patterns | 1 |
| Expectation | 1 |
| Infant Behavior | 1 |
| Infants | 1 |
| Memory | 1 |
| Object Permanence | 1 |
| Performance Factors | 1 |
| Recognition (Psychology) | 1 |
| Retention (Psychology) | 1 |
| More ▼ | |
Source
| Developmental Psychology | 1 |
Author
| Ahmed, Ayesha | 1 |
| Ruffman, Ted | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Research | 1 |
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Peer reviewedAhmed, Ayesha; Ruffman, Ted – Developmental Psychology, 1998
Four experiments examined 8- to 12-month olds on search and nonsearch A not B tasks, a one-location task, and control tasks. Results indicated memory for where object was hidden and expectations of where it should be found. The effect occurred at delays at which infants made the A not B error when searching, and at a longer 15-second delay.…
Descriptors: Cognitive Development, Cognitive Processes, Error Patterns, Expectation
