| 5-6岁儿童多单位量比较能力的发展特点 |
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| 引用本文： | 胡清芬,陈桄. 5-6岁儿童多单位量比较能力的发展特点[J]. 应用心理学, 2007, 13(4): 360-366 |
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| 作者姓名： | 胡清芬 陈桄 |
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| 作者单位： | 北京师范大学发展心理研究所,北京,100875 |
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| 基金项目： | 北京师范大学校科研和教改项目 |
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| 摘 要： | 通过计算机呈现任务和记录反应,对5岁、5岁半和6岁儿童解决多单位量比较问题的正确率和反应时进行了考察。研究结果表明:(1)6岁之前的儿童难以正确解决多单位量比较问题,从6岁开始,儿童开始逐渐掌握这种问题的解决方法;(2)在解决多单位量比较问题时,儿童采用了比较较高级单位的策略,而没有对每个单个物体进行计算;(3)进位规则没有对儿童解决多单位量比较问题的正确率和反应时产生显著影响。
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| 关 键 词： | 多单位量比较 位值 进位规则 |
| 文章编号： | 1006-6020(2007)-04-0360-07 |
Development of Ability to Compare Multi-Units Quantities in 5-to-6 Olds |
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| HU Qing-fen,CHEN Guang. Development of Ability to Compare Multi-Units Quantities in 5-to-6 Olds[J]. Chinese JOurnal of Applied Psychology, 2007, 13(4): 360-366 |
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| Authors: | HU Qing-fen CHEN Guang |
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| Abstract: | The present study investigated how children compare object collections with more than one unit.36 children aged from 5 to 6 participated in this study.We used computer to present the questions and record children's answer and response time.The results were as follows:(1)Children could hardly compare multi-units quantities until 6 year old;(2)Children compared the superior units rather than counted the sum of single units when they compared two collections with more than one unit.(3)Children's performance was similar in tasks with carry rules based on ten and based on eight |
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| Keywords: | multi-units quantity comparison value place the rules of carry |
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