Warning: If you suffer from epilepsy, any mental disorders or related illnesses, do not try this trick. Also If you are under 13 years old, ask your parents to supervise you whilst you look at the image. 

This illusion is a simulation of an old fairground trick, and we believe it is safe to use. However, Crazy Bone will not be held responsible for any personal injuries arising from the use of this program in accordance with our privacy policy.