Interesting test, just to let you know which side of your brain you use most.
The Right Brain vs Left Brain test … do you see the dancer turning clockwise or anti-clockwise?
(image source: Eileen Brown’s WebLog)
to me … they just display a n-choices image: turn left girl, turn right girl, some-time-change girl. 😀
source1: Right Brain or Left Brain illusion
source2: The Right Brain vs Left Brain test
more info here: Does the ‘Right Brain vs. Left Brain‘ Spinning Dancer Test Work?