Study on self-referenctial activities in mathematical problem solving (V) : An analysis of self-referential activities in problem solving processes during a class for problem solving. Journal of Japan Academic Society of Mathematics Education : Research in Mathematics Education. 2001. 7. 69-70
Successful switchover of an approach in mathematical solving : A case study on guess and check. Proceedings of the 1st International Commission on Mathematical Instruction East Asia Regional Conference on Mathematics Education. 1998. 1. 362
Study on cognitive process in mathematical Problem solving : Research problem emerging from the framework for specification of representation. Proceedings of the 30th Annual Conference of the Japan Society of Mathematics Education. 1997. 37-42
The Role of Specific Transformation Process of Solver's Problem Representation during Problem Solving :A Case of Abstraction/Concretization
(The 36th Conference of the International Group for the Psychology of Mathematics Education 2012)
Three types of transformation patterns of solver's problem representation leading to progress of problem solving
(The 35th Conference of the International Group for the Psychology of Mathematics Education, 2011)
Two patterns of progress of problem-solving process: From a representational perspective
(Proceedings of the 24th Conference of the International Group for the Psychology of Mathematics Education 2000)
A study on cognitive process in mathematical problem solving: Segmentation of problem-solving process
(日本数学教育学会第31回数学教育論文発表会論文集 1998)
Successful switchover of an approach in mathematical problem solving:A case study on guess and check
(第1回数学教育国際委員会・東亜地域数学教育国際会議論文集 1998)
International Group for the Psychology of Mathematics Education
, National Council of Teachers of Mathematics
, 全国数学教育学会
, 日本教科教育学会
, 日本科学教育学会
, 日本数学教育学会