一、符合科学性教学的科学性是指在教学过程中保证教学内容的正确,教学过程的组织与教学方法的选择符合客观规律,使学生准确地理解数学概念、性质、法则、定义和公式。根据小学生心理发展的水平,小学数学概念往往是初级的,不定义的,有待发展的。教学时,要正确处理知识的确定性和阶段性的关系,既要引导学生理解概念的现阶段的确切含 First, the science of scientific teaching is to ensure that teaching content in the teaching process is correct, teaching process organization and teaching methods in line with the objective law of choice, so that students accurately understand the concept of mathematics, nature, law, definitions and formulas. According to the level of primary school students' psychological development, primary school mathematics concepts are often primary, undefined and yet to be developed. Teaching, we must correctly handle the certainty of knowledge and stage of the relationship, it is necessary to guide students to understand the concept of the current stage of the exact