How To: Whistle with an acorn shell

Whistle with an acorn shell

Whistle with an acorn from a tree. This creates a really loud whistle that uses the acorn to make it louder than you could ever blow with just your tongue or fingers. This is similar to the principle of a grass. Put the acron shell between your two thumbs and blow.

Daily Tips For Your Phone

Get the Gadget Hacks newsletter for new tips every day.

Be the First to Comment

Share Your Thoughts

  • Hot
  • Latest