颁布单位：[University of Alberta] |  颁布时间：1975 |  实施时间：1975 |  学科分类：[Hypothesis, Reasoning, in, children, Problem, solving, in, children]

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颁布单位：[University of Alberta] |  颁布时间：1974 |  实施时间：1974 |  学科分类：[Thought, and, thinking, Creative, thinking, Reasoning, in, children, Problem, solving, in, children, Social, sciences--Study, and, teaching, (Elementary)]

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颁布单位：[University of Alberta] |  颁布时间：1973 |  实施时间：1973 |  学科分类：[Thought, and, thinking, Creative, thinking, Reasoning, in, children, Problem, solving, in, children, Social, sciences--Study, and, teaching, (Elementary)]

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