First,
Fold the paper twice.
把纸张对折两次
Put your finger and mark the point.
把手指放在对折的线上，然后做记号。
Cut the line until the marking point.
把线剪到标记的地方。
now, write "1" at the top of left handside, and "2" at the right side.
在每一个三角形的左上角写上“1”， 右上角写上“2”。
Draw something at the right handside.
在“2”号的地方画上花纹。
Fold number “1” to the center and stick with the glue.
把“1”折到中间，用浆糊固定着。
Stick nicely
贴上胶纸
Pin a thumbnail at the center
在正中间刺上大头针
Pin it on the rubber, then is done!
插在铅笔上的橡皮擦，就完成啦！
~~~ HAve Fun ~~~
