I'm going to have to go with "Astronomy".
They were really good at astronomy, pyramid-building, and calendar-making.
BY watching the sky, the priests learned about Astronomy and developed a 365-day calendar
Xishan Wang has written: 'Xiao'an xin fa' -- subject(s): Astronomy, Astronomy, Chinese, Calendar, Chinese, Chinese Astronomy, Chinese Calendar, Early works to 1800
The Anasazi used astronomy *Your welcome*
the purpose was to keep track of holidays farming and astronomy
Astronomy is what created our and every civilizations' calendars. Days, months, years, all are tied to astronomical events.
A two calendar system
The invention that the Babylonians were known for was the accurate calendar, astronomy, and mathematics.
good news! is the name of the play
The proper name for the study of stars is astronomy. A person who studies stars is an astronomer.
The Mayan calendar was closely linked to astronomy as Mayans used celestial observations to track time and create their calendar systems. They developed calendars based on the movements of the Moon, Sun, and planets, which allowed them to predict astronomical events and seasons for religious and agricultural purposes. The Mayans' advanced understanding of astronomy helped them create calendars with remarkable accuracy and complexity.
The Mayas built Tikal and had an advanced knowledge of astronomy, giving them the ability to make a calendar.