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什么是“变式教学”?顾明远在其主编的《教育大辞典》中,对“教学变式”进行了详细的解释:“教学变式——在教学中使学生确切掌握概念的重要方式之一。即在教学中用不同形式的直观材料或事例说明事物的本质属性,或变换同类事物的非本质特征以突出事物的本质特征。目的在于使学生了解哪些是事物的本质特征,哪些是事物的非本质特征,从而对一事物形成科学概念。”数学概念是什么?数学概念是对客观事物的数量关系、空间形
What is a “variant teaching”? Gu Mingyuan in its editor-in-chief “Education Dictionary”, “teaching variants” were explained in detail: “Teaching variants - in teaching students to grasp the exact Concept that one of the important ways in the teaching of the use of different forms of intuitive materials or examples to illustrate the nature of things or to transform the non-essential features of similar things to highlight the essential characteristics of things.The purpose is to enable students to understand what is the nature of things Characteristics, and what are the non-essential characteristics of things, so as to form a scientific concept of a thing. ”What is the mathematical concept? Mathematic concept is the relationship between the number of objective things, space-shaped