釘板

選擇不同的虛擬釘板及橡皮圈，用手指拉出不同的平面圖形，這個App可製作對稱圖形。
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, 釘板 Choose different virtual nail plate and the rubber band with your fingers pull a different plane figures, this App can produce symmetry.
Teachers can carry out activities with students in the classroom or for self-learning.

Keywords: eph, Education Press, elementary school mathematics new thinking, nail plate