Kaihata-san, Congratulations on your oral presentation at 58th conference of Japan Society of Mathematics Education ![🎊](https://static.xx.fbcdn.net/images/emoji.php/v9/td/1.5/16/1f38a.png)
![🎊](https://static.xx.fbcdn.net/images/emoji.php/v9/td/1.5/16/1f38a.png)
貝畑さん、全国数学教育学会第58回研究発表会での発表お疲れさまでした!
貝畑健太(鳴門教育大学大学院 院生)
GeoGebraの活用による空間概念の形成に関する研究:直方体の面や辺の平行・垂直の指導に焦点を当てて
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Mathematics education in the world, International cooperation on education around the world.