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Learning with Media
This article describes learning with media as a complementary process within which representations are constructed and procedures performed, sometimes by the learner and sometimes by the medium. ItExpand
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Will media influence learning? Reframing the debate
This article addresses the position taken by Clark (1983) that media do not influence learning under any conditions. The article reframes the questions raised by Clark to explore the conditions underExpand
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The material features of multiple representations and their cognitive and social affordances for science understanding
Abstract This article reviews experimental and naturalistic studies conducted by our research group to examine the role of multiple representations in understanding science. It examines theExpand
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Multimedia and understanding: Expert and novice responses to different representations of chemical phenomena
In two experiments, we examined how professional chemists (i.e., experts) and undergrad- uate chemistry students (i.e., novices) respond to a variety of chemistry representations (video segments,Expand
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National policies that connect ICT-based education reform to economic and social development
Information and communication technology (ICT) is a principal driver of economic development and social change, worldwide. In many countries, the need for economic and social development is used toExpand
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Students Becoming Chemists: Developing Representationl Competence
This chapter examines the role that representations and visualizations can play in the chemical curriculum. Two types of curricular goals are examined: students’ acquisition of important chemicalExpand
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Technology and Classroom Practices : An International Study
This study examines the findings from 174 case studies of innovative pedagogical practices using technology from 28 participating countries. The study looks at how classrooms worldwide are usingExpand
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Comparative Analysis of Policies for ICT in Education
National policies and programs can be an important tool for the realization of ICTs promise in education and some of their major components are the focus of this chapter. The chapter presents aExpand
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Technology and Classroom Practices
Abstract This study examines the findings from 174 case studies of innovative pedagogical practices using technology from 28 participating countries. The study looks at how classrooms world-wide areExpand
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The Roles of Representations and Tools in the Chemistry Laboratory and Their Implications for Chemistry Learning
In this historical and observational study, we describe how scientists use representations and tools in the chemistry laboratory, and we derive implications from these findings for the design ofExpand
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