Theme of the year: Raising children who can reinvent mathematics : Improving mathematics lessons by implementing the new course of study
Theme of the month:The lesson to enrich students’ sense of numbers, quantities, and geometrical .gures.
4 Article1: What is the rich sense of numbers and geometrical .gures? ………Koji Iwata
8 Article2: Present situation and further issue on students’ sense of numbers, quantities, and geometrical .gures: From the data of National Assessment of Academic Ability
12 Classroom Practice(1): ………Toshiaki Isobe Regrouping on addition by using“20 sheets” : From German mathematics textbook“Das Zahlenbuch”
14 Classroom Practice(2): ………Kumiko Komeda,Shigekazu Komeda The lesson to enrich students’ sense of weight : Watching, carrying, and predicting ………Shinichi Asada
18 Classroom Practice(3): The Instruction to enrich the sense of solid shapes : Focusing on the idea of analogy on“circles and spheres” in 3rd graders ………Kinji Hara