Scientifically LOUDEST way to CHEER

You know at summer camp, sometimes the counselors will get the two or three groups of campers to yell and cheer really loud, and whichever group yells the loudest gets to eat first or go to the lake first or something like that? How can you make sure that your group wins the cheering contest?

Well, Mark Rober on YouTube actually decided to find out how to cheer the loudest using science!

So should you clap, or use a vuvuzela, or an air horn? Find out:

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