- The names of the 12 months on the calendar originated from the former Roman exercise of starting each calendar month on a novel moon. The master copy Roman Calendar was 304 days long together with had 10 months that began amongst March. In 46 BC Julius Caesar changed it to Julian Calendar that had 365 days. In 1582, Pope Gregory XII amended the calendar together with the twelvemonth became 365 days, five hours, 48 minutes, twenty seconds long. This was known every bit the Gregorian calendar.
- Do you lot know that Standard Arabic numerals (0,1,2,3,4,5,6,7,8,9) are descended from Indian numerals together with the Hindu-Arabic numeral system? These numerals were developed yesteryear Indian mathematicians together with were passed on to the Arabs farther due west yesteryear the Farsi mathematicians inwards India. From there, these numerals reached North Africa together with Europe together with their shape modified along the way. They are usually known every bit Standard Arabic numerals inwards Europe together with the Americas because they were introduced to Europe inwards the 10th century from Arabs of North Africa.
- The game of Snakes & Ladders was created yesteryear the 13th century Indian poet, Saint Gyandev. It was originally called 'Mokshapat'. The snakes stood for vices spell the ladders represented virtues. The game was played amongst cowrie shells together with dices. With time, the game underwent several modifications, but its important has ever remained the same, i.e. nub of the game was that the ladders or skillful virtues receive got people to sky spell snakes or vices receive got people to a wheel of re-births.
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