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EJ523495 PS524997

Title: Preschoolers' Understanding of Germs as Invisible Mechanisms.
Author(s) Kalish, Charles W.
Source: Cognitive Development, v11 n1 p83-106 Jan-Mar 1996
Publication Date: 1996
ISSN: 0885-2014
Language: English
Document Type: Journal articles (080); Numerical/Quantitative Data (110); Reports--Research (143)
Journal Announcement: CIJSEP1996

Examines preschoolers' understanding of non-observable causal mechanism in causes of illness. Three studies were conducted using subjects from university child care centers. Subjects average five years of age. Results indicated that preschoolers recognize that appearances may be deceiving when it comes to judging causes of illness. Discusses common sense theories and early concept of biology. (MOK)

Descriptors: *Cognitive Development; Diseases; Perception; Perceptual Development; *Preschool Children; Thinking Skills
Identifiers: Biological Processes; *Common Sense; *Germs