🎨 美术课 Art Class
👆 也可以用手指/鼠标拖动转盘旋转哦！
同学们好！今天美术课我们要玩个魔术。
Hello students! Today we will do a magic trick in Art Class.
🧠 脑筋急转弯 / Quiz Time
我们的眼睛能把画面“留”住多久呢？
How long does our eye keep the image?
How long does our eye keep the image?