http://www.aztec-indians.com/aztec-technology.html
https://sites.google.com/site/aztecstheirworld2/aztec-technology
http://library.thinkquest.org/27981/
http://www.ducksters.com/history/aztec_empire/writing_and_technology.php
http://library.thinkquest.org/27981/medicine.html
http://www.aztec-history.com/ancient-aztec-weapon.html
http://www.legendsandchronicles.com/ancient-weapons/aztec-weapons/
http://library.thinkquest.org/10098/aztec.htm
http://project-history.blogspot.ca/2012/11/aztec-architecture.html
http://library.thinkquest.org/16325/y-farm.html
http://library.thinkquest.org/27981/farming.html
https://sites.google.com/site/aztecstheirworld2/aztec-technology
http://library.thinkquest.org/27981/
http://www.ducksters.com/history/aztec_empire/writing_and_technology.php
http://library.thinkquest.org/27981/medicine.html
http://www.aztec-history.com/ancient-aztec-weapon.html
http://www.legendsandchronicles.com/ancient-weapons/aztec-weapons/
http://library.thinkquest.org/10098/aztec.htm
http://project-history.blogspot.ca/2012/11/aztec-architecture.html
http://library.thinkquest.org/16325/y-farm.html
http://library.thinkquest.org/27981/farming.html