MKT视角下“对数的概念”课堂教学设计

1引言MKT是“面向教学的数学知识”(mathematical knowledge for teaching)的简称,它由SMK(Subject Matter Knowledge)和PCK两个部分组成,其中SMK部分包括“一般内容知识”(common content knowledge,简称CCK)、“专门内容知识”(specialized content knowledge,简称SCK)和“水准内容知识”(Horizon content knowledge,简称HCK);而PCK部分包括“内容与学生知识”(knowledge of content&student简称KCS)、“内容与教学知识”(knowledge of content&teaching,简称KCT)和“内容与课程知识”(Knowledge of content and curriculum,简称KCC).