Oxford University is Older Than the Aztecs
Teaching at Oxford started before the university was founded. Classes were held as early as 1096, and by 1249, the University was officially founded.
Source: Can You Actually
The Aztec civilization was founded by the Tenochtitlán in 1325. The Aztecs were known for their agriculture, cultivating land, introducing irrigation, draining swamps, creating a complex calendar, and creating artificial islands in the lakes.