This link has a .pdf version of each handbook all combined into one file. New Cub Scout Rank Requirements Starting Winter 2016
Note that the old requirements are listed on the left in black and the new requirements are listed on the right in blue. You can find a detailed list of the old requirements here.
Bobcat rank is only earned once by each scout when they first join and must be earned before any other rank or award.
It starts on page 2 of Old Requirements
Tiger requirements start on page 2
Wolf requirements start on page 13
Bear requirements start on page 24
Webelos requirements start on page 36
See also the Resource Links for great ideas and easily accessible requirements.
Other awards your cub scout can earn can be found at: Other Awards and Patches