part 3

• Christopher Columbus, an Italian master navigator, completed four voyages across the Atlantic Ocean that opened the way for European exploration, exploitation, and colonization of the Americas
• PRE-COLUMBIAN AMERICA

  1. Maya
  2. Aztec
  3. Inca
• The Mayans excelled at agriculture, pottery, hieroglyph writing, calendar-making, and mathematics, and left behind an astonishing amount of impressive architecture and symbolic artwork.
• Maya

  They made pyramids made out of limestone as a display of their architectural prowess.
• Also, another notable fact about Mayans is that they used cocoa beans as monetary units
• Maya

  And lastly, the most noteworthy of these inventions is the Mayan solar calendar that sparked intrigue and even fear some 2012
• Aztec

  They recorded astronomical observations in stone sculptures.
• Aztec

  They practiced farming by slash and burn, a process of clearing forested lands by cutting trees and plants and burning the remaining vegetation to create a land for agriculture.
• Aztec

  They practiced farming by slash and burn, a process of clearing forested lands by cutting trees and plants and burning the remaining vegetation to create a land for agriculture.
• one peculiar ritual of the Aztecs is the human sacrifice.
• Aztec

  They used razor-sharp obsidian blades and sliced open the chests of the sacrificial humans and offered their still beating hearts to their gods.
• Incas utilized more advanced farming method which was terraces farming, just like what the Igorots did in Benguet.
• Inca

  They also built irrigation canals to provide access to stream water along with retaining walls which deflected heat during the hot days but trapped it in at night, preventing crops from dying from frostbite during the bitterly cold highland evenings.
• Incans made their clothes by removing animals’ fluffy wool, such as that of the llamas and alpacas.
• Incas also worked out that it was possible to save the lives of their injured men using a primitive form of brain surgery.
• Inca

  The operations were designed to reduce inflammation caused by serious head injuries and incorporated basic anesthetics such as coca, tobacco and alcohol to reduce discomfort.
• Pre-columbian America (Mayan)

  1. Pyramids
  2. Mayan houses
  3. Sculptures
  4. Cocoa beans as monetary units
  5. Solar calendar
  6. Positions of different heavenly bodies
• Pre-columbian Period (Aztec)

  1. High temples
  2. Decimal notations
  3. Solar calendar
• Pre-columbian American (Incas)

  1. Farming - Chili and avocado
  2. Wool clothes
  3. Decimal counting system
  4. Calendar