Juvenile Accountability Block Grant Reauthorization and the Bullying Prevention and Intervention Act of 2012 - Amends the Omnibus Crime Control and Safe Streets Act of 1968 to: (1) expand the juvenile accountability block grant program with respect to programs for the prevention of bullying to include intervention programs, and (2) authorize appropriations for such grant program for FY2013-FY2017.
Expresses the sense of Congress that the use of best practices is encouraged for all activities for which juvenile accountability block grants may be used.