Mark Rober Tripwire Prank

To the terror of my family, I have received the Mark Rober Crunch Labs tripwire momentum transfer kit.
This video is a compilation of me pulling pranks with it to my family. It took me about eight tries to actually make the balls hit someone and catch it on camera.
Go to crunchlabs.com to get your very own subscription!!!
This whole video was filmed and edited using GoPro, but no sponsorship.