August 13 is designated International Lefthanders Day by Lefthanders International. Events 3114 BC - According to the Lounsbury correlation the start of the Maya calendar. See also 2002 (disambiguation Year 2002 ( MMII) was a Common year starting on Tuesday of the Gregorian calendar. Events 3114 BC - According to the Lounsbury correlation the start of the Maya calendar. It was first observed 13 August 1976. Events 3114 BC - According to the Lounsbury correlation the start of the Maya calendar. Year 1976 ( MCMLXXVI) was a Leap year starting on Thursday (link will display full calendar of the Gregorian calendar. As its name suggests, it is meant to promote awareness of the inconveniences facing left-handers in a predominantly right-handed world. Someone who is right-handed will prefer to use this hand for everyday activities such as writing, maintaining personal hygiene, Cooking and so forth It celebrates their uniqueness and difference, who are from seven to ten percent of the world's population. In Biology a population is the collection of inter-breeding organisms of a particular Species; in Sociology
People who are left handed use their right brain, which appears to help in geometry, and related subjects. A Longitudinal fissure separates the Human brain into two distinct Cerebral hemispheres connected by the Corpus callosum. Geometry ( Greek γεωμετρία; geo = earth metria = measure is a part of Mathematics concerned with questions of size shape and relative position There also appears to be a connection between lefthandedness and intelligence.