The Inca Empire
http://www.kidspast.com/world-history/0285-inca-empire.php
http://www.kidskonnect.com/subjectindex/16-educational/history/255-ancient-inca.html
http://kids.nationalgeographic.com/kids/games/geographygames/brainteaserinca/
http://www.kidspast.com/world-history/0287-incas-fall.php
http://cybersleuth-kids.com/sleuth/History/Ancient_Civilizations/Incas/index.htm
http://library.thinkquest.org/5058/inca.htm
Inca Religion
http://enloehs.wcpss.net/projects/candc/merg/ememerg7/ememerg7.html
http://en.wikipedia.org/wiki/Religion_in_the_Inca_Empire
http://gvc0914.gvc09.virtualclassroom.org/samerica/inc02.html
Incan Inventions
http://www.atlasobscura.com/places/last-handwoven-bridge
http://en.wikipedia.org/wiki/Inca_rope_bridge
http://www.ehow.com/how_6549575_directions-making-quipu.html
http://victoriarestrepo.com/2012/10/16/art-history-for-kids-ancient-incas-quipus/
http://www.socialstudiesforkids.com/articles/geography/terracefarming.htm