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International Journal of…2
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Cormier, Pierre1
Dagenais, Yvon1
Haars, Venant J. E .1
Mason, Emanuel J.1
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Class-Inclusion Developmental Levels and Logical Necessity.
Peer reviewed Peer reviewed
Cormier, Pierre; Dagenais, Yvon – International Journal of Behavioral Development, 1983
A total of 192 second- to sixth-grade children, showing three different levels of class-inclusion answers (failure, correct answer based on counting, correct answer based on logical reasons), performed four necessity tasks. Results are discussed with reference to individual and constructive generalization processes. (Author/RH)
Descriptors: Abstract Reasoning, Cognitive Development, Developmental Stages, Elementary Education
Children's Understanding of Class Inclusion and Their Ability to Reason with Implication.
Peer reviewed Peer reviewed
Haars, Venant J. E .; Mason, Emanuel J. – International Journal of Behavioral Development, 1986
Investigates the relationship between class inclusion and reasoning in 56 Dutch Children between 6 and 14 years of age. Concludes that when the children failed to respond correctly to questions about the validity of syllogisms, they did so because they lacked sufficient understanding of the premises. (HOD)
Descriptors: Abstract Reasoning, Children, Cognitive Ability, Cognitive Processes