Four pieces are thoughtfully placed to make a cube identical to the subject. Although each piece is flat, the finished product is three-dimensional. The result is a challenging puzzle. There are 30 problems in total. There is also a rule that the first person to solve a puzzle wins. 4枚のカードを上手に重ねて、お題と同じキューブを作る。 1枚のカードは平面なのに、出来上がりは立体的。 だんだん脳が混乱してくる不思議なパズル。 問題数は全部で30問。早い者勝ちの対戦ルールもあり。

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