<P> Mental rotation is the ability to rotate mental representations of two - dimensional and three - dimensional objects as it is related to the visual representation of such rotation within the human mind . </P> <P> Mental rotation, as a function of visual representation in the human brain, has been associated with the right cerebral hemisphere . There is a relationship between similar areas of the brain associated with perception and mental rotation . There could also be a relationship between the cognitive rate of spatial processing, general intelligence and mental rotation . Mental rotation can be described as the brain moving objects in order to help understand what they are and where they belong . Mental rotation has been studied to try to figure out how the mind recognizes objects in their environment . Researchers generally call such objects stimuli . Mental rotation is one cognitive function for the person to figure out what the altered object is . </P> <P> Mental rotation can be separated into the following cognitive stages: </P>

Who is credited with the theory of task rotation