NPR News: Yes, 'World's Largest Nerf Gun' Is An Actual World Record. This Engineer Made It

Yes, 'World's Largest Nerf Gun' Is An Actual World Record. This Engineer Made It
Mark Rober designed a huge Nerf gun to win an office Nerf war. He talks to NPR's Lulu Garcia-Navarro about how he designed it, and what happens when you get hit with a pool noodle at 40 mph.

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at January 22, 2017 at 08:05PM
Health & Science