...and if you tell me this won't work, then we need to take all security out of banks, courts and Washington, DC capital areas. Think of the money we are blowing because it "doesn't work." (can't have it both ways!)
Put armed guards in every school. They need to know who is who as well and who does not belong.
How many guards at each school? Where would they be posted? Do we put up guard towers? Barbed wire on top of fences? Guards in each classroom? D