1.Slide the button carefully to control the rotation of the ball. 2.Pay attention for tips on screen. 3.It will show your iq level based on your final score. 1.小心通过滑动滑块来控制小球的旋转半径 2.注意屏幕危险提示信息 3.最终得分会给出IQ的水平哦！
