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思维是一个人的重要品质,是人的智力的核心,是智慧的集中表现,科学教学中发展并提升学生的思维是科学教学的灵魂。要完成这样的教学目标,首先要从教学设计入手。本文通过《空气的热胀冷缩》一课的磨课,反思前后不同的教学设计带来的不同的教学效果,从“踏准认知节拍,开启思维钥匙”、“巧妙利用材料,绽放思维火花”、“教学深浅有度,提升思维水平”这三个方面对这一课中如何发展并提升学生的思维进行阐述。
Thinking is an important quality of people, the core of human intelligence, the concentrated expression of wisdom, and the development and promotion of students’ thinking in science teaching is the soul of science teaching. To complete such a teaching goal, we must start from the teaching design. This article through the “air of thermal expansion and contraction,” a lesson, reflect on the different teaching design before and after the different teaching effects, from “riding cognitive beats, open the key to thinking ”, “clever use of materials , Sparking Sparks of Thinking, ”“ Teaching Profundity and Improving the Level of Thinking, ”which explains how to develop and enhance students’ thinking in this course.