How To: Make a super loud whistle with a Sharpie marker

Make a super loud whistle with a Sharpie marker

This is a simple way to achieve one of the loudest whistles ever! Anyone can learn and it only requires a Sharpie permanent marker cap. WARNING: turn your speakers down because it could be very loud. Try it yourself, and you will find that the whistle is actually much louder in person than on video!

Get the Gadget Hacks Daily

Life hacks for your smartphone.

4 Comments

whatever dude tried it tried it & tried it again dose not work nice try tho

its works awsome dude thnx for showin me how 2

A

nope doesn't work

Share Your Thoughts

  • Hot
  • Latest