小学数学课堂教学中错误资源的有效利用
2021-08-06李俊和
李俊和
【摘 要】小学数学课堂的教学工作中,学生听不懂讲解或粗心大意导致在练习中出错是常见的情况。对于这类错误资源,教师与学生都不应报以过分消极、逃避的态度,而是应该端正态度,以积极、正面的心态去直视错误并有效利用错题资源。本文便以“有效利用错题,提高学习质量”为基本出发点,先阐述了教师与学生在面对错误时普遍的消极态度和实际应有的积极态度,接着分师生共同部分、学生部分和教师部分三种情况,分别举例说明了关于充分利用课堂错误资源的具体措施。
【关键词】小学数学;课堂教学;错误资源;有效利用
中图分类号:G623.5 文献标识码:A 文章编号:0493-2099(2021)18-0014-02
【Abstract】In the teaching work of elementary school mathematics classroom, it is common that students do not understand the explanation or make mistakes in practice due to their carelessness. With regard to such wrong resources, teachers and students should not adopt an overly negative and evasive attitude. Instead, they should have a positive attitude, face the mistakes with a positive and positive attitude and use the wrong resource effectively. This article takes “effective use of the wrong questions to improve the quality of learning”{as the basic starting point. It first elaborates the general negative attitudes and positive attitudes that teachers and students should have when facing errors, and then divides the common part between teachers and students, student part and In the teacher's part, the three situations respectively illustrate specific measures for making full use of classroom error resources.
【Keywords】Primary school mathematics; Classroom teaching; Wrong resources; Effective use
一、教师与学生面对错误时普遍的消极态度和实际应有的积极态度
(一)教师面对错误时的态度
作为课堂上知识的讲授者,教师自然是希望学生能够轻松理解和掌握自己所讲的内容,讲解时跟上教师的思路、不掉队,自己做练习时触类旁通、简简单单解出问题不犯错。但这种情况通常只在理想状态下才会存在。事实上,即使教师提前做好了很充足的准备工作,在真正讲课时也会有学生反应较慢一些、听不明白,做题的时候自然也就容易脑筋转不过来弯,粗心大意计算出问题等。面对这种情况,教师一方面容易对学生未达到自己期望值而感到沮丧,另一方面,教师还可能对某一部分学生产生消极的态度,如感到生气等。上述两种情况虽然在所难免,但为了更好地利用课堂错误资源,有效提高教学质量,教师应该端正自己的态度,及时调整好心态。……