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Direct linkBaptista, Monica; Martins, Iva; Conceiçao, Teresa; Reis, Pedro – Chemistry Education Research and Practice, 2019
The purpose of this study was to understand how the use of multiple representations (MR), during a sequence of lessons on the saponification reaction, can help students develop their cognitive structures. We examined (i) the effect of the teaching sequence with MR on the development of the students' cognitive structures and (ii) how, according to…
Descriptors: Science Instruction, Grade 12, High School Students, Chemistry
van der Laan, J. M. – Bulletin of Science, Technology & Society, 2012
This essay considers the analysis Jacques Ellul carried out about the devaluation of language. This investigation also explores the consequences of that devaluation (or humiliation as Ellul called it) wrought by our orientation to technology. Our existence in technology transforms language and our use of it, shifting emphasis as well to the visual…
Descriptors: Cognitive Processes, Technology, Visual Stimuli, Language
