St. Martin's Day calendar. It remains popular today, especially among young people and the rural population. Martinmas celebrates the end of the agrarian year and the beginning of the winter period. Among Estonians, Martinmas also marks the end of the period of All Souls, as well as the autumn period in the Estonian popular calendar when the souls of ancestors were worshiped, a period that lasted from November 1 to Martinmas (November 11). On this day children disguise themselves as men and go from door to door, singing songs and telling jokes to receive sweets. In Southern Estonia, November is called "Märtekuu" after
Children's Day to tribal mythology. In Slovakia, the day is called International Children's Day ("Medzinárodný deň detí") and is celebrated on 1 June. Children get free entrance to some attractions like zoos. In Spain, this date is celebrated on the 2nd Sunday of May, and it is called "Día del niño". In Sri Lanka, Children's Day is celebrated on 1 October. In Sudan, Children's Day is celebrated on 23 December, the birthday of North Sudan's "greatest child" according to tribal mythology. In Suriname, Children's Day or is celebrated on 5 December. Generally, children up to 12 years old receive presents from their