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Through simulated three-dimensional space and animation allows students to recognize different section of three-dimensional graphics.
透過模擬三維空間及動畫，讓學生認識不同立體圖形的截面。
老師可於課堂上與學生進行活動，或供學生自學。
Keywords: eph, 教育出版社, 小學數學新思維, 截面