If you were lost in the woods and wanted to be found learning to use the acorn as a whistle could come in real handy. This is a great survival skill to have, and it could save your life. It’s also a great way to get peoples attention in a crowd when you’re trying to speak.
At the very least it’s a great conversation piece with your family, and friends. Watch the video and you’ll be whistling using the acorn in no time flat. Some people have been able to master this in as little as 90 seconds.