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Context Effects in Left-Right Shape Discrimination.
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Braine, Lila Ghent; Fisher, Celia B. – Developmental Psychology, 1988
Involving children three and four years of age, studies examined the basis for the difficulty of discriminating between left-right orientations of a shape in standard two-choice task. It was concluded that difficulty of left-right judgments lies in the cognitive demands of the task and is to be understood in the same terms as other problems in…
Descriptors: Attention, Cognitive Development, Cognitive Processes, Context Effect
Development of Relational Reasoning and Avoidance of Premature Closure.
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Acredolo, Curt; Horobin, Karen – Developmental Psychology, 1977
First-, third-, fifth-, and sixth-grade children were administered 20 relational reasoning problems in which they had to deduce the possible sizes of one item relative to two others on the basis of a visual comparison and a written clue. Dramatic differences were observed between fifth- and sixth-grade children. Corrective feedback improved…
Descriptors: Age Differences, Cognitive Development, Difficulty Level, Elementary Education
Children's Construction of Horizontals, Verticals, and Diagonals: An Operational Explanation of the "Oblique Effect."
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Frye, Douglas; And Others – Developmental Psychology, 1986
Investigates the problem young children have in constructing diagonals, noting that, on the whole, they can not make diagonals in the horizontal/vertical configuration. (HOD)
Descriptors: Adults, Age Differences, Children, Difficulty Level
"Merds That Laugh Don't Like Mushrooms": Evidence for Deductive Reasoning by Preschoolers.
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Hawkins, J.; And Others – Developmental Psychology, 1984
Examines the relationship between development of logical processes required in deductive reasoning and their use by preschoolers, also considering possible explanations for children's deductive reasoning. The relationship of problem content to real-world knowledge and the sequence of presentation of problem types were found to affect the display…
Descriptors: Cognitive Processes, Deduction, Difficulty Level, Divergent Thinking
Knowing When You Don't Know: Developmental and Situational Considerations.
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Scholnick, Ellin Kofsky; Wing, Clara S. – Developmental Psychology, 1988
The influence of three variables on response to undecidability was studied: (1) dual- versus single-solution rules; (2) nature of the choice contrast, and (3) presence or absence of additional information to resolve the undecidability. Participants were college students and third, fourth, and fifth grade elementary school students. (RH)
Descriptors: Age Differences, College Students, Decision Making, Difficulty Level