For the Visual Perception test, in fact, there are many ways, but practising optical illusions in a daily routine improves ...
Hosted on MSN
A rare vision disorder that changes what people see
What Is Visual Snow Syndrome? Most people have probably seen a face in a cloud or in the grain of wood at least once. This common trick of the visual system is called face pareidolia. Ordinary brains ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results