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The teaching and learning of diffusion and osmosis : what can we learn from analysis of classroom practices? A case study

Roy, Patrick ; Hasni, Abdelkrim ; Dumais, Nancy

In: Eurasia journal of mathematics, science and technology education, 2016, vol. 12, no. 6, p. 1507-1531

The objective of this study is to describe the way in which two important biological phenomena, namely diffusion and osmosis, are addressed in the classroom. The study builds on extensive research conducted over the past twenty years showing that students’ appropriation of these two phenomena remains partial and incomplete. To understand some of the difficulties these students face in...