"Avoid painting them or making them look realistic in any way. Most Nerf guns are made to be an obvious toy, so don't change any of that so people are aware it's a Nerf guns," Caito said.

The game, typically played by high school seniors near the end of the academic year, involves students “eliminating” each other by shooting water guns or Nerf guns at assigned targets.

"The game typically begins near the end of the academic year, and it involves students trying to eliminate other players from the game by shooting each other with water guns or NERF guns ...