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!

Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.

Buy Now (97% off) >

Our Best Phone Hacks

Gadget Hacks' tips — delivered daily.

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