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Mobile-Device-Supported Problem-Based Computational Estimation Instruction for Elementary School Students

This study implemented a three-stage problem-based estimation instruction scenario and combined it with mobile technology to provide elementary teachers with an effective e-tool for observing student estimation and leading effective class or group discussions on the selection and assessment of appro...

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Bibliographic Details
Published in:Educational technology & society 2010-07, Vol.13 (3), p.55-69
Main Authors: Lan, Yu-Ju, Sung, Yao-Ting, Tan, Ning-chun, Lin, Chiu-Pin, Chang, Kuo-En
Format: Article
Language:English
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Summary:This study implemented a three-stage problem-based estimation instruction scenario and combined it with mobile technology to provide elementary teachers with an effective e-tool for observing student estimation and leading effective class or group discussions on the selection and assessment of appropriate strategies for solving daily estimation problems. Twenty-eight fourth graders were randomly sampled and assigned to two groups: the experimental group (problem-based estimation instruction using mobile devices) and the control group (problem-based estimation instruction without mobile devices). The analytical results demonstrated that problem-based estimation instruction could effectively help students learn computational estimation skills. Moreover, using mobile devices for problem-based computational estimation instruction appeared to help students discuss and cooperate with others, and moreover the mobile-device-supported problem-based estimation scenario helped students develop metacognition knowledge of estimation strategies.
ISSN:1176-3647
1436-4522
1436-4522