Mayans, Incas, Aztecs
Farming and Inventions
The Aztecs invented the chinampas which helped them with farming. It was a floating garden to make farming easier. It was harder to farm for the Inca because much of the land was high and steep. The Inca invented roads, the quipu, and made lots of medicines to cure the ill. Mayans made a routine called "Slash and Burn" it's where they would cut the grass and burn it as fertilizer. The Mayans also invented made the 365 day calendar, and a number system from zero to twenty.
Locations (Where they're from)
Mayans were located in many places such as, Mexico, Guatemala, Belize, El Salvador, and Honduras. The Incas were located in South America/Peru. Last, the Aztecs were located in west Mexico