A kite is a tethered aircraft. The necessary lift that makes the kite wing fly is generated when air flows over and under the kite's wing, producing low pressure above the wing and high pressure below it. This deflection also generates horizontal drag along the direction of the wind. The resultant...
February 23rd is Tennis Day. Walter Wingfield patented the game of Tennis in 1874. Tennis is a game played with rackets by two or four players who hit a ball back and forth over a net that divides the court. The first official tennis tournament was held at Wimbledon in July 1877. Major...
May 10 is World Move for Health Day, created by the World Health Organization, to promote physical well being. The South African slogan for the campaign is; 'Vuka South Africa, Move for your health'. The initiative encourages all South Africans to take responsibility for their health, by engaging...
World Lindy Hop Day encourages people from all different backgrounds to enjoy and share the many benefits of this joyous and enduring dance. The universal language of the Lindy Hop (aka swing dancing or jitterbug) features creative and exhilarating movements that allow partners to connect in a...
Day was established as June 6th in honor of the birthday of Donald F. Duncan Sr. Did you know that the yo-yo is considered the second-oldest toy in history? In Ancient Greece, yo-yos were made of wood, metal, and terracotta and were often decorated with pictures of the gods. To pay homage...
World Sauntering Day is an annual holiday celebrated on the 19th of June each year. The purpose is to remind us to take it easy, smell the roses, to slow down and enjoy life as opposed to rushing through it. It is also sometimes referred to as International Sauntering Day Sauntering is a verb to...