●教师的话●李世杰(昆明市五华区莲华小学):提倡算法多样化有利于拓展学生的思维空间,培养学生的思维能力。思维方法的培养、形成,有时比知识的传授更为重要。但倡导算法多样化应遵循学生的认知规律,充分体现算法多样化算法多样化应从学生实际出发 ● Teacher’s Words ● Li Shijie (Lianhua Primary School, Wuhua District, Kunming): Advocating for the diversification of algorithms is conducive to expanding students ’thinking space and cultivating students’ thinking ability. The cultivation and formation of thinking methods are sometimes more important than the impartation of knowledge. However, to promote the diversity of algorithms should follow the cognitive rules of students, and fully reflect the diversification of algorithm diversification should start from the students