本书严格遵循现行小学数学课程标准精心编纂，巧妙运用引人入胜的故事情节作为知识载体，将抽象的小学数学概念与原理生动展现。通过细致入微的知识点讲解，结合精心设计的动脑思考题与动手实践环节，不仅激发了学生的学习兴趣，更培养了他们的主动探索精神。书中穿插典型例题及其变形题目，辅以深入浅出的解析，鼓励学生触类旁通，深化对数学知识的理解与应用能力。此选题特别注重数学思维的磨砺与拓展，引领学生窥见数学之美，探索其背后的逻辑与奥秘，为学生拓宽视野、丰富知识底蕴奠定坚实基础。

蒋守成，江苏省小学数学特级教师，江苏省“333工程”高层次人才培养对象，常州市特级校长，龙城十佳校长，常州市金坛区东城实验小学校长，全国名师工作室联盟常务副理事长，江苏省小学数学专业学会理事，数学主题拓展教学的创立者，在辽宁海城、新疆克州、宁夏宁东、内蒙土默特左旗、陕西石泉等地成立了蒋守成名师工作站。先后主持了6项江苏省重点资助和规划立项课题，其研究成果获江苏省教学成果奖一等奖，《中国教育报》《江苏教育》《学习强国》等进行了研究成果推广和专题报道，应邀到全国28个省、市、自治区上展示课、做专题报告。先后出版了多部图书，如《华罗庚实验学校数学课本》 《小学数学奥林匹克同步训练ABC》《走进你知道吗》等。

第1 讲 数一数············································.1
第2 讲 比一比············································.6
第3 讲 简单的分类······································11
第4 讲 加法巧算·········································17
第5 讲 减法巧算·········································21
第6 讲 巧填数字·········································25
第7 讲 巧填算式·········································31
第8 讲 排队问题·········································36
第9 讲 运算符号巧搭配································41
第10 讲 切蛋糕···········································45
第11 讲 数平面图形·····································49
第12 讲 数积木···········································54
第13 讲 摆一摆，移一移·······························58
第14 讲 锯木头···········································63
第15 讲 按规律填数·····································68
第16 讲 按规律填图·····································72
第17 讲 怎样付钱········································76
第18 讲 单数和双数·····································81
第19 讲 天平平衡········································86
第20 讲 哪条路线最短··································91
第21 讲 位置与方向·····································96
第22 讲 变与不变·····································.101
第23 讲 时钟问题·····································.106
第24 讲 奇妙的余数··································.111
第25 讲 猜猜他几岁··································.115
第26 讲 有几种走法··································.119
第27 讲 合理搭配·····································.123
第28 讲 简单一对一··································.127
第29 讲 简单一笔画··································.131
第30 讲 简单推理·····································.136