Homemade target board- clothes pins on a board with clay pigeons- smart!
The C.A.R. system: A brutally effective CQB technique used to improve the hit rate.
Shooting target for modern times
Printable Shooting Targets
Sniper School: Precision Long-Range Shooting Tips to Make You a Better Hunter | Outdoor Life
A great diagram of how you use the military front sight to range.
Shooting Fundamentals | Follow These Tips and Shoot Like a Pro | Skills And Techniques by Survival Life at http://survivallife.com/shooting-fundamentals/