Performance of older first graders in Experiment 2 and third graders in Experiment 3 in the approximation task.
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Mean number of solved approximation problems, rates of correct answers in general as well as separately for commutative and noncommutative 'candy' problems are depicted for both conditions (SD in parentheses). Participants had 2 minutes to solve 14 approximation problems.Performance of older first graders in Experiment 2 and third graders in Experiment 3 in the approximation task.
创建时间：
2015-12-03
