Indian's inventions

Indians were rather developed people who were on the way of their development and improving of their culture. But Europeans interfered in their development bringing their own way of life and their inventions. Nevertheless some primitive things were taken by Europeans and are used till nowadays. Here are some contributions of Indians:

- The balls made of India rubber. They were used in the places for playing the ball.

- The work on the metal and making different objects of every-day life. Indians used such materials as flint, obsidian, limestone, etc.

- The knowledge in mathematics was also rather developed as Indians started to use the number "zero" before Arabs.

- The methods of roads building are used even nowadays in some parts of American continent.

- The architecture of Maya is represented by well-kept temples, pyramids, palaces and houses.

- The trade invention that was rather wide net of trade that connected the Central America with maritime and land routs.

- Anatomy was the science of Indians as they were the first who started to practice the trepanation of the skull, decoration of teeth with precious stones and other operations made with the help of stone instruments.

- And another contribution to the world's culture is the most terrible because it is syphilis.