VikeFans på Twitter: "Yeah, yeah, we know you were aware that former Vikings Kicker Fred Cox was the inventor of the Nerf Football. But, did you know that NERF was an acronym
NERF - "Non-Expanding Recreational Foam" by AcronymsAndSlang.com
NERF Ball - History's Best Toys: All-TIME 100 Greatest Toys - TIME
A Brief History of Nerf (or Nothin') | Mental Floss