Lion Core Adventures: http://usscouts.org/advance/cubscout/lion-core.asp
Lion Elective Adventures: http://usscouts.org/advance/cubscout/lion-elective.asp
Tiger Core Adventures: http://usscouts.org/usscouts/advance/cubscout/tiger-core.asp
Tiger Elective Adventures: http://usscouts.org/usscouts/advance/cubscout/tiger-elective.asp
(for Tigers and above)
Bobcat Rank Requirements: http://usscouts.org/usscouts/advance/cubscout/bobcat.asp
Wolf Core Adventures: http://usscouts.org/usscouts/advance/cubscout/wolf-core.asp
Wolf Elective Adventures: http://usscouts.org/usscouts/advance/cubscout/wolf-elective.asp
Bear Core Adventures: http://usscouts.org/usscouts/advance/cubscout/bear-core.asp
Bear Elective Adventures: http://usscouts.org/usscouts/advance/cubscout/bear-elective.asp
Webelo Core Adventures: http://usscouts.org/usscouts/advance/cubscout/webelos-core.asp
Webelo Elective Adventures: http://usscouts.org/usscouts/advance/cubscout/webelos-aol-elective.asp
Arrow of Light Core Adventures: http://usscouts.org/usscouts/advance/cubscout/aol-core.asp
Arrow of Light Elective Adventures: http://usscouts.org/usscouts/advance/cubscout/webelos-aol-elective.asp