At this time most of the tools they used were primitive and made out of wood. The Aztecs grew corn, sweet potatoes, onions, peppers, tomatoes, beans, and squash in chinampas and on the lakeshore. Chinampas were gardens that floated on the lake.
Chinampas were important because when the Aztecs arrived in the Valley of Mexico the area was heavily populated without any available farmland. People working in canoes tended to the chinampas.
Floating gardens were constructed by piling mud from the bottom of the lake onto wicker-work rafts. Once planted, they were amazingly productive.
In addition, the Aztec's loved hunting birds