Pre-contact schools: Aztec calmecac and telpochcalli; Inca yachay wasi ("house of knowledge"). Record

Open: not yet proven

· Places: Mexico, South America

SUMMARYPre-contact schools: Aztec calmecac and telpochcalli; Inca yachay wasi ("house of knowledge"). Record

OPENcampuses on top of older Indian schools (test: land records and earlier structures at each site).