角度不只是數學也是藝術
準備3條茶包棉繩就可以簡單升級數學附件的量角器
讓孩子可以更喜歡(享受)學習
數學量角器附件X1 (我們用的是南一版附件,其他版本不確定是否有提供)
茶包棉繩X3
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248456_0.jpg?fit=1024%2C768&ssl=1)
將其中一條棉繩著上顏色
可以做教具最好玩了,妹妹馬上說: 「我來,我來」
好,就讓你自己做囉~
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248455_0.jpg?fit=1024%2C768&ssl=1)
妹妹在棉繩上塗上紅色
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248454_0.jpg?fit=1024%2C768&ssl=1)
著色完成~
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248453_0.jpg?fit=1024%2C768&ssl=1)
接著在量角器中心點的位置鑽一個小孔
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248452_0.jpg?fit=1024%2C768&ssl=1)
穿入三條棉繩
然後打結
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248450_0.jpg?fit=768%2C1024&ssl=1)
打結的地方貼上透明膠帶固定
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248442_0.jpg?fit=1024%2C1024&ssl=1)
最後在每隔10度的位置剪一小刀
棉線可以卡住固定
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248457.jpg?fit=1024%2C1024&ssl=1)
小改造完成~
妹妹說:「是水母耶~」
對耶~很像水母
馬上來試玩
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248449_0.jpg?fit=1024%2C768&ssl=1)
未上色的棉線固定在左右位置
中間的紅色的棉線可以自由調整
自由調整讓孩子具體看到不同角度的變化
角度的樣貌也可以更具體呈現在孩子面前
180度平角
左邊120度鈍角,右邊60度銳角
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248448_0.jpg?fit=1024%2C768&ssl=1)
90度直角
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248447_0-1.jpg?fit=1024%2C768&ssl=1)
120度鈍角
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248445_0.jpg?fit=1024%2C768&ssl=1)
也可以玩角度的加減
學習起來更好玩
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248444_0.jpg?fit=1024%2C768&ssl=1)
大家一起試試看吧!
![](https://i0.wp.com/babyi88.com/wp-content/uploads/2023/10/248443_0.jpg?fit=1024%2C768&ssl=1)