The Incas invented dozens of different ways for working with textiles, stone, and metal throughout their history. They were deft and competent in their work. They were also responsible for the development of several farming and agricultural techniques. The quality of their roadways was also something to be admired.
The Inca civilization was responsible for the construction of a vast network of roadways that covered their whole kingdom. Stone was the typical material used to pave the roadways. In mountainous regions, it was common practice to construct stone steps leading up steep terrain. They constructed bridges in areas where highways required to go across rivers as well.
A monetary record keeping method The Incas made use of a unique and creative method of record keeping that was known as Khipus. This method was unlike anything that any other culture had ever thought of. The technique consisted of a strong rope that was wrapped in a variety of alpaca or llama wool strings of varying colors and lengths that were then made into knots around the rope.