This paper reports on a study of geometry teaching at the lower secondary school level in Shanghai, China. Through an analysis of data from observing a variety of Year 9 (Grade 8) lessons, and utilising data from the students’ performance in school examinations, the study suggests that teachers in this region of China use classroom strategies that attempt to reinforce visual and deductive appro...

To achieve overall business goals, GQM+Strategies® is an approach that aligns the business goals at each level of an organization to strategies and assesses the achievement of goals. Strategies derived from business goals are based on rationales (context factors and assumptions). Because extracting all rationales is an important process in the GQM+Strategies approach, we propose Context-Assumpt...

Conservation tillage (CT) systems have a number of potential benefits including lower crop production costs and the ability to reduce soil erosion that have made them common in several regions of the world. Although CT systems have been researched and successfully implemented on some farms in California's San Joaquin Valley (SJV), overall adoption is low and the reasons for the region's compara...

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The visual impedance effect describes the fact that unnecessary visual information can impede reasoning (Knauff & Johnson-Laird, 2002). We explored how this effect is modulated by individual differences in reasoning styles. The main hypothesis of the present work is that the magnitude of the impedance effect depends on the degree to which people use visual mental images during thinking. We cond...

Kekule is describing hon'' in 1890 he discovered the benzol rine. It was not the ter.t which made him see the light. On the contrary, the new insight was born from an associative, half conscious perception of visual dynamic images: the snakes dance, and one of them, and notice this mockinglv gets hold of its own taii. Was it mockingly because the scientific discovery was right there before his ...