About HAMADA SATOMI
About TAKAOKA RYO
About YOKOYAMA MAKOTO
About エスブレイン
About 日本教育工学会論文誌
About student
About application program
About proof(evidence)
About figure
About evaluation
About triangle
About experiment
About school education
About web application
About learning aid
About mathematical education
About junior high school student
About evaluation experiment
About evaluation of usefulness
About Science and engineering education
About Geometry
About 中学校
About 合同
About 証明
About 理解
About 支援
About Webアプリ
About 開発
About 有用性