Link to Little League Bat Rules:
http://www.littleleague.org/learn/equipment/baseballbatinfo/batrules.htm

Link to Little League Pitching Guidelines:
http://m.mlb.com/sections/pitchsmart/pdf/pitching-guidelines.pdf

Pitch Log:
Download (pdf) Pitch Log Document

Pitch Count Rules:
Download (pdf) Pitch Count Rules for Little League

New Pitching Guidelines Released by Little League International (as of 2015 Season):
http://m.mlb.com/sections/pitchsmart/pdf/pitching-guidelines.pdf