配合蒙氏教育理念，做材質更換，選用竹材，耐久用也符合原教具樣貌，觸覺區使用鋁板蝕刻，觸感不易消失、更好清潔。舊教具不適用所有幼童，更改後，左右慣用手孩童都可用。
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In line with the Montessori education concept, the material is replaced. Used bamboo, which is durable and in line with the appearance of the original teaching aid. Old teaching aids are not suitable for all children, after the change, left and right handed children can be used.
