それ、数学で証明できます。-日常に潜む面白すぎる数学にまつわる20の謎日常に潜む面白すぎる数学にまつわる20の謎

20.60 SGD
会員価格
18.54

Product Description

数学で楽しく論理トレーニング!イラスト・図解でわかりやすい!算数好きの小学生高学年~数学苦手な大人まで。

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