Monographs of the Society for Research in Child Development · 1964 · 105 citations · 7 references
EducationEducational PsychologyPsychologyCognitive DevelopmentCognitive PsychologyDevelopmental PsychologyConcept FormationDeductive ReasoningExplanationPractical ReasoningReasoning DevelopmentAbstract Reasoning DeficitsConcrete ThinkingIntellectual AbilityIntellectual CognitionIntellectual Knowledge
Jan Smedslund, Concrete Reasoning: A Study of Intellectual Development, Monographs of the Society for Research in Child Development, Vol. 29, No. 2, Concrete Reasoning: A Study of Intellectual Development (1964), pp. 1-5+7-33+35-39
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DEVELOPMENT OF CONCRETE TRANSITIVITY OF LENGTH IN CHILDREN1
Jan Smedslund · Child Development · 1963 · 111 citations