World Maths Day: (the 1st Wednesday in March) - "World Maths Day known as World Math Day in American English is an international mathematics competition. World Maths Day takes place on the first Wednesday in March. The phrases are trademarks and not be confused with other competitions such as the International Mathematical Olympiad or days such as Pi Day. The event is free of charge for both schools and students. Registrations are completed online at the World Maths Day website.
National Preschooler's Day is the second Friday in March.
Commonwealth Day is the Second Monday in March.
Preschool Teachers Appreciation Day is the third Friday in March.
No Homework Day the last Friday in March.
The equinox, named the vernal or spring equinox in the northern hemisphere and the autumnal equinox in the southern hemisphere, occurs on dates varying from March 19 to March 21 (in UTC)
Nowruz: New Year's Day in Iran and several other countries; also a holiday in Turkey and Central Asian countries as well, celebrated on the day of the equinox
Good Friday: (a Friday between March 20 and April 23, being the last Friday before Easter) - "Good Friday, also called Holy Friday, Black Friday, or Great Friday, is a holiday observed primarily by adherents to Christianity commemorating the crucifixion of Jesus and his death at Calvary. The holiday is observed during Holy Week as part of the Paschal Triduum on the Friday preceding Easter Sunday, and often coincides with the Jewish observance of Passover.
Canberra Day is a public holiday held annually on the second Monday in March in the Australian Capital Territory (ACT) to celebrate the official naming of Canberra. Canberra was named at a ceremony on March 12, 1913 by Lady Denman, the wife of the then Governor-General Lord Denman. -On 3 March 2007, ACT Minister Andrew Barr introduced a bill to change the day of Canberra Day to the second Monday in March so it falls closer more often to the actual birthday of Canberra. Previously it had been held on the third Monday in March.
National Corndog Day is a celebration of basketball, the corn dog, tater tots, and Dr. Pepper and Sunkist that occurs in March of every year on the first Saturday of the NCAA Men's Division I Basketball Championship. National Corndog Day 2009 took place on Saturday, March 21st, 2009.
"In Finnish, March is called maaliskuu, which originates from maallinen kuu, meaning earthy month, because during maaliskuu, earth finally became visible under the snow. In Ukrainian, the month is called березень, meaning birch tree. Historical names for March include the Saxon Lentmonat, named after the equinox and gradual lengthening of days, and the eventual namesake of Lent."