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聚焦新教材,共研新课堂

  • 2026-09-23 03:29:35
聚焦新教材,共研新课堂
金秋九月,教研意浓。9月10日,由蜀山区教育局教研室主办、合肥市琥珀中学(琥珀山庄校区)承办的蜀山区九年级数学教学研讨活动顺利举行。全区九年级数学教师及近三年新进数学教师齐聚一堂,共探函数教学之妙。活动由区中学数学教研员廖纯连老师主持。蜀山区初中数学领航教师共同体部分成员参与。
共同体成员、合肥市琥珀中学琥珀山庄校区岳伟老师紧扣新教材调整,以凝练的语言与精巧的活动设计,带领学生从真实情境中抽象建构反比例函数概念。课堂以 “制作贺卡” 生活化情境切入,通过情境变式,搭建一次函数、二次函数模型,引导学生回顾梳理函数研究的基本思路。随后依托 “汽车行程”“矩形面积” 等探究素材,组织学生开展小组合作,自主剖析变量之间的数量关系,提炼出 “乘积为定值” 这一核心特征,理解反比例关系的内涵。在此基础上,岳老师引导学生对比分析多组情境下变量的变化规律,渗透函数模型思想。为做好新旧知识衔接,他出示八年级上册教材中函数的定义,带领学生重温函数本质是变量间的对应依赖关系,顺势引出反比例函数概念。课堂互动环节,一名学生分享学习感悟:“本节课从实际问题出发,分析数量关系,抽象出反比例函数模型,最后再运用模型解决实际问题!” 这段精彩发言,获得现场听课教师的热烈掌声。
合肥市五十中学天鹅湖校区的张圣辰老师,围绕《反比例函数》第一课时进行了同课异构展示。

课后,合肥市五十中学望岳校区的王胜老师带来了《新旧沪科版教材〈反比例函数〉内容对比研究与教学启示》微讲座。

在说课评课环节,两位授课老师分别分享了各自的设计思路。琥珀中学龙居校区的胡思雨老师、五十中学西校的费瑞勇老师对两节课进行了即兴点评。

最后,区教研室廖主任对本次活动作总结点评。他充分肯定授课教师们的精彩展示,高度赞扬琥珀中学学生课堂思维活跃、表达流畅,彰显出良好的数学素养。廖主任建议教师在日常教学中多搭建思考、交流与展示的平台,激发学生学习兴趣,启迪数学思维。他提出“上好九年级新课就是最好的复习备考策略”,强调教学要立足学生、聚焦理解,备课需关注学生认知起点与思维发展过程,引导学生在深度理解的基础上建构知识体系,发展数学核心素养。
蜀山区初中数学领航教师共同体将以本次研讨为契机,充分发挥示范引领作用,持续深耕课堂教学,聚焦教材革新与学生思维发展,常态化开展课例打磨与教研交流,以优质教研赋能课堂提质,助力区域初中数学教学高质量发展。
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